Starting Graphs

Before You Begin…. Underpinning knowledge: How to sort Can use keyboard and mouse Data skills like sorting, using tables and tally charts Have number skills: comparing numbers, terms like more, less, same/equal; operations

Before the Computer Start with concrete activities: Sort objects according to characteristics Record results of sorting in a table or tally chart Create simple graphs with table data using pencil and paper Ensure students have a basic understanding of data handling especially organizing data

Click this Icon to Open Excel

Rows Columns

Cells Rows Columns Cells The columns and rows form a pattern of cells

Cells Rows Columns Cells Each cell has its own address. Cells are named by their row and column. H3 J2 K4 L2

Templates are a Great Place to Start!

Spreadsheets are used to Store Information Sort these balls Colour: orange, blue Size: large, small OrangeBlue Large OrangeLarge Blue LargeSmall Sample 1B

Spreadsheets are Used to Store Information that We Collect Class survey question: Which pet do you own? “What if…” questions DogCatRabbitFish Mika Susan Ebony Lisa Jason Andrew Rosa

We can record this information or data in a chart in a spreadsheet workbook We can write numbers or values in the cell boxes We can write words or labels in the cell boxes Click the cell you want to enter the data into and begin to type here. Sample 1A

We can add clip art to a spreadsheet Insert clipart from the illustrations menu. Sample 1A

We can create graphs with a spreadsheet Bar GraphPie Chart

To Create A Chart/Graph Step 1. Click and drag to highlight the data you want to use for your chart. Step 2. Click the Insert menu to see the types of charts you can make.

Select the type of chart you want to use.

Use the Chart Menu to make changes to your chart. Change chart type Change chart appearance Students should be able to answer: What does the chart tell us? What comparisons can you make?

Meaningful Student surveys Data about Bermuda, neighbourhoods Planning an event

What if…. questions Session 4

Cells can contain….. Labels (words, text) Numbers (1,250 etc.) Formatting Labels & Numbers

Formula Always starts with = sign =6+10 Entered in place where you want the answer to appear Typed in formula bar Answer appears in cell B1

Formula can include mathematical functions + add- subtract * multiply/ divide

Formula Can include the address of another cell =A3+B3 =3*(b2-c2) =D3-7

Talking about Spreadsheets What is the spreadsheet displaying? What are the formulas doing? Which cells are they working on? What does this ~ mean? Session 2

Cell Locations Using cell names in calculations What difference does this make? Session 2&3

Plan First! ABCDE Plan your spreadsheet on paper. Check formulas and cell locations At the computer, enter data carefully !

Special Points to Cover Review tab for Spelling check Importance of recording correct data Strategies for checking accuracy of data Show Formulas – Control~

Using Spreadsheet Functions Formulas = Functions Functions are built into your spreadsheet Common functions are average, sum, count, mode, mean They include a range of numbers or cells =average(B1:B10) =sum(A1+E3+D5) =mode(B9:J11)

Working with Formulas Moving formulae- copying and pasting: Click + Drag! Session 3 What difference does it make? Does moving or copying formulas make a difference? What do you notice about a formula when you copy it? Brackets and Order Show Formulas - Control ~

Spreadsheet Vocabulary Cell Columns Rows Data Information Calculate Function Total Workbook Sum Replicate Model What if.. Formatting data Formatting text

Conducting a Simple Survey Tuna Peanut butter & jam turkey What is our class’ favourite sandwich? Which should we serve at the class party? Survey the class and tally the results. Create a spreadsheet to display your results