1. 6-4 Line Plots and Frequency Tables Lesson Presentation Lesson Presentation Lesson Quizzes Lesson Quizzes

2. 6-4 Line Plots and Frequency Tables Review of MA.5.S.7.2 Differentiate…discrete data…and represent those using graphs… Sunshine State Standards

3. 6-4 Line Plots and Frequency Tables Vocabulary frequency frequency table line plot

4. 6-4 Line Plots and Frequency Tables The frequency of a data value is the number of times it occurs. A frequency table tells the number of times an event, category, or group occurs.

5. 6-4 Line Plots and Frequency Tables Additional Example 1: Using Tally Marks to Make a Frequency Table Students in Mr. Ray’s class recorded their fingerprint patterns. Which type of pattern do most students in Mr. Ray’s class have? whorlloopwhorlloop archarchloop whorl looparchwhorlarch archwhorlarchloop Make a table to show each type of fingerprint.

6. 6-4 Line Plots and Frequency Tables A group of four tally marks with a line through it means five. t llll = 5 llll llll = 10 Reading Math

7. 6-4 Line Plots and Frequency Tables Additional Example 1 Continued Students in Mr. Ray’s class recorded their fingerprint patterns. Which type of pattern do more students in Mr. Ray’s class have? whorlloopwhorlloop archarchloop whorl looparchwhorlarch archwhorlarchloop Step 1: For each fingerprint, make a tally mark in the appropriate column. Step 2: Count the number of tally marks for each pattern. This is the frequency. LoopArch Whorl Number of Fingerprint Patterns l l l l l l l l l l l l l Most students in Mr. Ray’s class have an arch fingerprint.

8. 6-4 Line Plots and Frequency Tables Check It Out: Example 1 Students in Ms. Gracie’s class recorded their fingerprint patterns. Which type of pattern do more students in Ms. Gracie’s class have? Make a table to show each type of fingerprint. whorlloopwhorlloop archwhorlloop whorl loopwhorlwhorlarch archwhorlarchloop

9. 6-4 Line Plots and Frequency Tables Check It Out: Example 1 Continued Students in Ms. Gracie’s class recorded their fingerprint patterns. Which type of pattern do more students in Ms. Gracie’s class have? Step 1: For each fingerprint, make a tally mark in the appropriate column. whorlloopwhorlloop archwhorlloop whorl loopwhorlwhorlarch archwhorlarchloop Step 2: Count the number of tally marks for each pattern. This is the frequency. LoopArch Whorl Number of Fingerprint Patterns l l l l l l l Most students in Ms. Gracie’s class have a whorl fingerprint.

10. 6-4 Line Plots and Frequency Tables A line plot uses a number line and x’s or other symbols to show frequencies of values.

11. 6-4 Line Plots and Frequency Tables Additional Example 2: Making a Line Plot Step 1: Draw a number line. Step 2: For each tennis ball, use an x on the number line to represent how many were collected. Students collected tennis balls for a project. The number of balls collected by the students is recorded in the table. Make a line plot of the data. 111015 1014 101116111410 Tennis Balls Collected xxxxxxxx 5 6 7 8 9 10 11 12 13 14 15 16 xxxxxx xx x

12. 6-4 Line Plots and Frequency Tables Check It Out: Example 2 Step 1: Draw a number line. Step 2: For each aluminum can, use an x on the number line to represent how many were collected. Students collected aluminum cans for a project. The number of cans collected by the students is recorded in the table. Make a line plot of the data. 1115514 7 511141175 Cans Collected xxxxxx 5 6 7 8 9 10 11 12 13 14 15 16 xxxx x xxxxxx xxxxxx x

13. 6-4 Line Plots and Frequency Tables Additional Example 3: Making a Frequency Table with Intervals Use the data in the table to make a frequency table with intervals. 183734225 719401512 Pages Read Last Weekend

14. 6-4 Line Plots and Frequency Tables Additional Example 3 Continued Use the data in the table to make a frequency table with intervals Frequency 31–4021–3011–201–10Number Pages Read Last Weekend This table shows that 2 students read between 1 and 10 pages, 4 students read between 11 and 20 pages, 1 person read between 21 and 30 pages, and 3 people read between 31 and 40 pages last weekend. 24 1 3 Step 1: Choose equal intervals. Step 2: Find the number of data values in each interval. Write these numbers in the “Frequency” row.

15. 6-4 Line Plots and Frequency Tables Check It Out: Example 3 Use the data in the table to make a frequency table with intervals. 382134275 71992917 Number of Miles Driven on Saturday

16. 6-4 Line Plots and Frequency Tables Check It Out: Example 3 Continued Use the data in the table to make a frequency table with intervals. Frequency 31–4021–3011–201–10Number Number of Miles Driven on Saturday This table shows that 3 people drove between 1 and 10 miles, 2 people drove between 11 and 20 miles, 3 people drove between 21 and 30 miles, and 2 people drove between 31 and 40 miles on Saturday. 32 3 2 Step 1: Choose equal intervals. Step 2: Find the number of data values in each interval. Write these numbers in the “Frequency” row.

17. 6-4 Line Plots and Frequency Tables Standard Lesson Quiz Lesson Quizzes Lesson Quiz for Student Response Systems

18. 6-4 Line Plots and Frequency Tables Lesson Quiz: Part I 1. Students listed the number of days they spent on vacation in one year. Make a tally table with intervals of 5. 2, 18, 5, 15, 7, 10, 1, 10, 4, 16, 7, 11, 17, 3, 8, 14, 13, 10

19. 6-4 Line Plots and Frequency Tables Lesson Quiz: Part II 2. Use your tally table from problem 1 to make a frequency table.

20. 6-4 Line Plots and Frequency Tables 1. Richard listed the number of books lent by their school library each day. Identify the corresponding tally table with intervals of 5. 3, 18, 6, 14, 8, 10, 1, 10, 4, 17, 8, 11, 17, 4, 8, 14, 14, 10 A. B. Lesson Quiz for Student Response Systems

21. 6-4 Line Plots and Frequency Tables 2. Identify the frequency table for the given data. A. B. Lesson Quiz for Student Response Systems