CIS300 Test 3 Review Reinhardt

© 2009 Dale McIntosh. All Rights Reserved. This Review Will Cover Brief overview of EXCEL functions, followed by EXCEL Practice Questions Wiley Textbook Study Guide (Handout) More Practice Questions (Handout) Slides are Available at: uter/cistestreviews.html

© 2009 Dale McIntosh. All Rights Reserved. Disclaimer*** This review session consists of A LOT of EXCEL Functions I will move fast, but please raise your hand or ask me to repeat any concept you would like me to repeat.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions Syntax: =DAVERAGE(database,field,criteria) Arguments: database Required  The range of cells that makes up the list or database. field Required  Indicates which column is used in the function. criteria Required  The range of cells that contains the conditions you specify.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DAVERAGE(A4:E10,"Yield",A1:B2) The average yield of apple trees over 10 feet in height.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DAVERAGE(A4:E10,"Yield",A1:B2) The average yield of apple trees over 10 feet in height.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DAVERAGE(A4:E10,"Yield",A1:B2) The average yield of apple trees over 10 feet in height.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DAVERAGE(A4:E10,"Yield",A1:B2) The average yield of apple trees over 10 feet in height.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DAVERAGE(A4:E10,"Yield",A1:B2) =12 The average yield of apple trees over 10 feet in height.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DAVERAGE(A4:E10,3,A4:E10) The average age of all trees in the database.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DAVERAGE(A4:E10, 3,A4:E10) The average age of all trees in the database.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DAVERAGE(A4:E10, 3,A4:E10) The average age of all trees in the database.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DAVERAGE(A4:E10, 3,A4:E10) The average age of all trees in the database.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DAVERAGE(A4:E10, 3,A4:E10) =13 The average age of all trees in the database.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DMAX(A4:E10,"Profit",A1:A3) The maximum profit of apple and pear trees.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DMAX(A4:E10,"Profit",A1:A3) The maximum profit of apple and pear trees.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DMAX(A4:E10,"Profit",A1:A3) The maximum profit of apple and pear trees.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DMAX(A4:E10,"Profit",A1:A3) The maximum profit of apple and pear trees.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DMAX(A4:E10,"Profit",A1:A3) =105 The maximum profit of apple and pear trees.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DMIN(A4:E10,"Profit",A1:B2) The minimum profit of apple trees over 10 in height.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DMIN(A4:E10,"Profit",A1:B2) The minimum profit of apple trees over 10 in height.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DMIN(A4:E10,"Profit",A1:B2) The minimum profit of apple trees over 10 in height.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DMIN(A4:E10,"Profit",A1:B2) The minimum profit of apple trees over 10 in height.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DMIN(A4:E10,"Profit",A1:B2) =75 The minimum profit of apple trees over 10 in height.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DCOUNT(A4:E10,"Age",A1:F2) This function looks at the records of apple trees between a height of 10 and 16 and counts how many of the Age fields in those records contain numbers.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DCOUNT(A4:E10,"Age",A1:F2) This function looks at the records of apple trees between a height of 10 and 16 and counts how many of the Age fields in those records contain numbers.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DCOUNT(A4:E10,"Age",A1:F2) This function looks at the records of apple trees between a height of 10 and 16 and counts how many of the Age fields in those records contain numbers.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DCOUNT(A4:E10,"Age",A1:F2) This function looks at the records of apple trees between a height of 10 and 16 and counts how many of the Age fields in those records contain numbers.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DCOUNT(A4:E10,"Age",A1:F2) =1 This function looks at the records of apple trees between a height of 10 and 16 and counts how many of the Age fields in those records contain numbers.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DSUM(A4:E10,"Profit",A1:A2) The total profit from apple trees.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DSUM(A4:E10,"Profit",A1:A2) The minimum profit of apple trees over 10 in height.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DSUM(A4:E10,"Profit",A1:A2) The minimum profit of apple trees over 10 in height.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DSUM(A4:E10,"Profit",A1:A2) The minimum profit of apple trees over 10 in height.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Database Functions =DSUM(A4:E10,"Profit",A1:A2) =225 The minimum profit of apple trees over 10 in height.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft  Excel  Date Functions DATE =DATE(year,month,day) YEAR =YEAR(serial_number) MONTH =MONTH(serial_number) DAY =DAY(serial_number) TODAY =TODAY() NOW =NOW() YEARFRAC =YEARFRAC(start_date,end_date,[basis]) DATEDIF =DATEDIF(startdate,enddate,interval)

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Date Functions Syntax: =DATE(year,month,day) Arguments: year Required  The value of the year argument can include one to four digits. month Required  A positive or negative integer representing the month of the year from 1 to 12 (January to December). day Required  A positive or negative integer representing the day of the month from 1 to 31.

© 2009 Dale McIntosh. All Rights Reserved. Description: Returns the sequential serial number that represents a particular date. Remarks: If the cell format was General before the function was entered, the result is formatted as a date instead of a number. Excel interprets the year argument according to the date system your computer is using. By default, Microsoft Excel for Windows uses the 1900 date system; Microsoft Excel for the Macintosh uses the 1904 date system. Excel stores dates as sequential serial numbers so that they can be used in calculations. Errors: None Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. =DATE(A2,B2,C2) Microsoft ® Excel ® Date Functions What is the serial date for the date in A2:C2, using the 1900 date system?

© 2009 Dale McIntosh. All Rights Reserved. =DATE(A2,B2,C2) =39448 Microsoft ® Excel ® Date Functions What is the serial date for the date in A2:C2, using the 1900 date system?

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Date Functions Syntax: =YEAR(serial_number) Arguments: serial_number Required  The date of the year you want to find.

© 2009 Dale McIntosh. All Rights Reserved. Description: Returns the year corresponding to a date. Remarks: The year is returned as an integer in the range Dates should be entered by using the DATE function, or as results of other formulas or functions. For example, use DATE(2008,5,23) for the 23rd day of May, Problems can occur if dates are entered as text. Errors: None Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. =YEAR(A2) Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. =YEAR(A2) =2008 Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. =YEAR(A4) Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. =YEAR(A4) =2010 Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Date Functions Syntax: =MONTH(serial_number) Arguments: serial_number Required  The date of the month you want to find.

© 2009 Dale McIntosh. All Rights Reserved. Description: Returns the month of a date represented by a serial number. Remarks: The month is given as an integer, ranging from 1 (January) to 12 (December). Dates should be entered by using the DATE function, or as results of other formulas or functions. For example, use DATE(2008,5,23) for the 23rd day of May, Problems can occur if dates are entered as text. Errors: None Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. =MONTH(A2) Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. =MONTH(A2) =4 Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Date Functions Syntax: =DAY(serial_value) Arguments: serial_value Required  The date of the day you want to find.

© 2009 Dale McIntosh. All Rights Reserved. Description: Returns the day of a date, represented by a serial number. Remarks: The day is given as an integer ranging from 1 to 31. Dates should be entered by using the DATE function, or as results of other formulas or functions. For example, use DATE(2008,5,23) for the 23rd day of May, Problems can occur if dates are entered as text. Errors: None Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. =DAY(A2) Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. =DAY(A2) =15 Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Date Functions Syntax: =TODAY() Arguments: None

© 2009 Dale McIntosh. All Rights Reserved. Description: Returns the serial number of the current date. Remarks: If the cell format was General before the function was entered, Excel changes the cell format to Date. If you want to view the serial number, you must change the cell format to General or Number. The TODAY function is useful when you need to have the current date displayed on a worksheet, regardless of when you open the workbook. The TODAY function is dependent on your computer’s system clock being correct. Errors: None Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. =TODAY() Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. =TODAY() Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Date Functions Syntax: =NOW() Arguments: None

© 2009 Dale McIntosh. All Rights Reserved. Description: Returns the serial number of the current date and time. Remarks: If the cell format was General before the function was entered, Excel changes the cell format to the same date and time format that is specified in the regional date and time settings in Control Panel. The NOW function is useful when you need to display the current date and time on a worksheet or calculate a value based on the current date and time, and have that value updated each time you open the worksheet. Numbers to the right of the decimal point in the serial number represent the time; numbers to the left represent the date. The results of the NOW function change only when the worksheet is calculated or when a macro that contains the function is run. It is not updated continuously. Errors: None Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. =NOW() Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Date Functions =NOW()

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Date Functions Syntax: =YEARFRAC(start_date,end_date,[basis]) Arguments: start_date Required  A date that represents the start date. end_date Required  A date that represents the end date. basis Optional  The type of day count basis to use.

© 2009 Dale McIntosh. All Rights Reserved. Description: Calculates the fraction of the year represented by the number of whole days between two dates (the start_date and the end_date). Remarks: Use the YEARFRAC worksheet function to identify the proportion of a whole year's benefits or obligations to assign to a specific term. Dates should be entered by using the DATE function, or as results of other formulas or functions. All arguments are truncated to integers. Errors: #VALUE – If start_date or end_date are not valid dates #NUM! – If basis < 0 #NUM! – If basis > 4 Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. =YEARFRAC(A2,A3,A4) Microsoft ® Excel ® Date Functions What is the fraction of the year between the two dates?

© 2009 Dale McIntosh. All Rights Reserved. =YEARFRAC(A2,A3,A4) = Microsoft ® Excel ® Date Functions What is the fraction of the year between the two dates?

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Date Functions Syntax: =DATEDIF(startdate,enddate,interval) Arguments: startdate Required  A date that represents the start date. enddate Required  A date that represents the end date. interval Required  The type of day count basis to use.

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Date Functions Syntax: =DATEDIF(startdate,enddate,interval) Arguments: interval Required  The type of day count basis to use.

© 2009 Dale McIntosh. All Rights Reserved. Description: Computes the difference between two dates in a variety of different intervals. Remarks: If you have the interval in another cell referenced by the formula, that cell should not have quotes around the interval string. When calculating date intervals, DATEDIF uses the year of startdate, not enddate when calculating the yd, ym and md intervals Errors: #VALUE – If start_date or end_date are not valid dates #NUM! – If start date is not less than or equal to the end date Microsoft ® Excel ® Date Functions

© 2009 Dale McIntosh. All Rights Reserved. =DATEDIF(A2,A3,”d”) Microsoft ® Excel ® Date Functions What is the difference in days between the two dates?

© 2009 Dale McIntosh. All Rights Reserved. =DATEDIF(A2,A3,”d”) =210 Microsoft ® Excel ® Date Functions What is the difference in days between the two dates?

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Time Functions Syntax: =TIME(hour,minute,second) Arguments: hour Required  A number from 0 (zero) to representing the hour. minute Required  A number from 0 to representing the minute. second Required  A number from 0 to representing the second.

© 2009 Dale McIntosh. All Rights Reserved. Description: Returns the decimal number for a particular time. Remarks: If the cell format was General before the function was entered, the result is formatted as a date. Microsoft Excel for Windows and Microsoft Excel for the Macintosh use different date systems as their default. Time values are a portion of a date value and represented by a decimal number (for example, 12:00 PM is represented as 0.5 because it is half of a day). Errors: None Microsoft ® Excel ® Time Functions

© 2009 Dale McIntosh. All Rights Reserved. =TIME(A2,B2,C2) Microsoft ® Excel ® Time Functions

© 2009 Dale McIntosh. All Rights Reserved. =TIME(A2,B2,C2) =0.5 Microsoft ® Excel ® Time Functions

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Time Functions Syntax: =HOUR(serial_number) Arguments: serial_number Required  The time that contains the hour you want to find.

© 2009 Dale McIntosh. All Rights Reserved. Description: Returns the hour of a time value. Remarks: The hour is given as an integer, ranging from 0 (12:00 A.M.) to 23 (11:00 P.M.). Times may be entered as text strings within quotation marks. (for example, "6:45 PM") Times may be entered as decimal numbers. (for example, , which represents 6:45 PM) Times may be entered as results of other formulas or functions. (for example, TIMEVALUE("6:45 PM")) Microsoft Excel for Windows and Excel for the Macintosh use different date systems as their defaults. Time values are a portion of a date value and represented by a decimal number. (for example, 12:00 PM is represented as 0.5 because it is half of a day) Errors: None Microsoft ® Excel ® Time Functions

© 2009 Dale McIntosh. All Rights Reserved. =HOUR(A2) Microsoft ® Excel ® Time Functions

© 2009 Dale McIntosh. All Rights Reserved. =HOUR(A2) =3 Microsoft ® Excel ® Time Functions

© 2009 Dale McIntosh. All Rights Reserved. =HOUR(A3) Microsoft ® Excel ® Time Functions

© 2009 Dale McIntosh. All Rights Reserved. =HOUR(A3) =15 Microsoft ® Excel ® Time Functions

© 2009 Dale McIntosh. All Rights Reserved. =HOUR(A4) Microsoft ® Excel ® Time Functions

© 2009 Dale McIntosh. All Rights Reserved. =HOUR(A4) =15 Microsoft ® Excel ® Time Functions

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Time Functions Syntax: =MINUTE(serial_number) Arguments: serial_number Required  The time that contains the minute you want to find.

© 2009 Dale McIntosh. All Rights Reserved. Description: Returns the minutes of a time value. Remarks: The minute is given as an integer, ranging from 0 to 59. Times may be entered as text strings within quotation marks. (for example, "6:45 PM") Times may be entered as decimal numbers. (for example, , which represents 6:45 PM) Times may be entered as results of other formulas or functions. (for example, TIMEVALUE("6:45 PM")) Microsoft Excel for Windows and Excel for the Macintosh use different date systems as their defaults. Time values are a portion of a date value and represented by a decimal number. (for example, 12:00 PM is represented as 0.5 because it is half of a day) Errors: None Microsoft ® Excel ® Time Functions

© 2009 Dale McIntosh. All Rights Reserved. =MINUTE(A2) Microsoft ® Excel ® Time Functions

© 2009 Dale McIntosh. All Rights Reserved. =MINUTE(A2) =48 Microsoft ® Excel ® Time Functions

© 2009 Dale McIntosh. All Rights Reserved. Microsoft ® Excel ® Time Functions Syntax: =SECOND(serial_number) Arguments: serial_number Required  The time that contains the seconds you want to find.

© 2009 Dale McIntosh. All Rights Reserved. Description: Returns the seconds of a time value. Remarks: The second is given as an integer, ranging from 0 to 59. Times may be entered as text strings within quotation marks. (for example, "6:45 PM") Times may be entered as decimal numbers. (for example, , which represents 6:45 PM) Times may be entered as results of other formulas or functions. (for example, TIMEVALUE("6:45 PM")) Microsoft Excel for Windows and Excel for the Macintosh use different date systems as their defaults. Time values are a portion of a date value and represented by a decimal number. (for example, 12:00 PM is represented as 0.5 because it is half of a day) Errors: None Microsoft ® Excel ® Time Functions

© 2009 Dale McIntosh. All Rights Reserved. =SECOND(A2) Microsoft ® Excel ® Time Functions

© 2009 Dale McIntosh. All Rights Reserved. =SECOND(A2) =18 Microsoft ® Excel ® Time Functions

© 2009 Dale McIntosh. All Rights Reserved. =SECOND(A3) Microsoft ® Excel ® Time Functions

© 2009 Dale McIntosh. All Rights Reserved. =SECOND(A3) =0 Microsoft ® Excel ® Time Functions

© 2009 Dale McIntosh. All Rights Reserved. 93

© 2009 Dale McIntosh. All Rights Reserved. 94 =AVERAGEIF(B2:B5,"<23000")

© 2009 Dale McIntosh. All Rights Reserved. 95 =AVERAGEIF(B2:B5,"<23000") =14000

© 2009 Dale McIntosh. All Rights Reserved. 96 =AVERAGEIF(A2:A5,"<95000")

© 2009 Dale McIntosh. All Rights Reserved. 97 =AVERAGEIF(A2:A5,"<95000") =#DIV/0

© 2009 Dale McIntosh. All Rights Reserved. 98 =AVERAGEIF(A2:A5,">250000",B2:B5)

© 2009 Dale McIntosh. All Rights Reserved. 99 =AVERAGEIF(A2:A5,">250000",B2:B5) =24500

© 2009 Dale McIntosh. All Rights Reserved. 100

© 2009 Dale McIntosh. All Rights Reserved. 101

© 2009 Dale McIntosh. All Rights Reserved. 102

© 2009 Dale McIntosh. All Rights Reserved. 103 Description: Returns the k-th largest value in a data set. Remarks: If n is the number of data points in a range, then LARGE(array,1) returns the largest value. If n is the number of data points in a range, then LARGE(array,n) returns the smallest value. Errors: #NUM! – If array is empty #NUM! – If k ≤ 0 #NUM! – If k is greater than the number of data points

=LARGE(array,k) 3rd largest number in the numbers in columns A and B 104

=LARGE(array,k) =LARGE(A2:B6, 3rd largest number in the numbers in columns A and B 105

=LARGE(array,k) =LARGE(A2:B6,3) 3rd largest number in the numbers in columns A and B 106

=LARGE(array,k) =LARGE(A2:B6,3) 3rd largest number in the numbers in columns A and B List the numbers in descending order: =5 107

© 2009 Dale McIntosh. All Rights Reserved. 108 Description: Returns the k-th smallest value in a data set. Remarks: If n is the number of data points in a range, then SMALL(array,1) returns the smallest value. If n is the number of data points in a range, then SMALL(array,n) returns the largest value. Errors: #NUM! – If array is empty #NUM! – If k ≤ 0 #NUM! – If k is greater than the number of data points

=SMALL(array,k) 4th smallest number in first column 109

=SMALL(array,k) =SMALL(A2:A10 4th smallest number in first column 110

=SMALL(array,k) =SMALL(A2:A10,4) 4th smallest number in first column List the numbers in ascending order:

=SMALL(array,k) =SMALL(A2:A10,4) 4th smallest number in first column List the numbers in ascending order: =4 112

© 2009 Dale McIntosh. All Rights Reserved. 113 =ROUND(-1.475,2) Rounds to two decimal places

© 2009 Dale McIntosh. All Rights Reserved. Quiz Questions 1-3 Spend 5 minutes working on questions 1-3 on the handout. 1) What is the average menu price for items >$10? =AVERAGEIF(E4:E13, ">10") 2) How many menu items have one side? =COUNTIF(D4:D13, 1) 3) What is the average Menu Price of all items with one side? =AVERAGEIF(D4:D13, 1, E4:E13) 114

© 2009 Dale McIntosh. All Rights Reserved. Quiz Questions 4-6 Spend 5 minutes working on questions 4-6 4) How many menu items are there with a menu price > $6 but also is an appetizer? =COUNTIFS(E4:E13,">6",C4:C13,"Appetizer" ) 5) What is the difference between the average Approx. Cost of Entrees and Appetizers? =AVERAGEIF(C4:C13, "Entrée", F4:F13) - AVERAGEIF(C4:C13, "Appetizer", F4:F13) 115

© 2009 Dale McIntosh. All Rights Reserved. Quiz Questions 4-6 6) What is the sum of the Profit Margin of menu items that begin with the letter "H"? =SUMIF(B4:B13, "H*", G4:G13) 116