2.4 frequency and line plots

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2.4 frequency and line plots

  1. 1. Frequency Tables and Line Plots Section 2.4
  2. 2. EXAMPLE 1 Making a Frequency Table
  3. 3. EXAMPLE 1 To find which type of art project was chosen most often, you can make a frequency table. Making a Frequency Table
  4. 4. EXAMPLE 1 To find which type of art project was chosen most often, you can make a frequency table. Making a Frequency Table
  5. 5. EXAMPLE 1 To find which type of art project was chosen most often, you can make a frequency table. Making a Frequency Table
  6. 6. EXAMPLE 1 To find which type of art project was chosen most often, you can make a frequency table. Making a Frequency Table
  7. 7. ANSWER EXAMPLE 1 To find which type of art project was chosen most often, you can make a frequency table. Making a Frequency Table
  8. 8. ANSWER EXAMPLE 1 To find which type of art project was chosen most often, you can make a frequency table. Making a Frequency Table The students most often chose a painting project.
  9. 9. EXAMPLE 2 Making a Line Plot
  10. 10. Summer Reading EXAMPLE 2 Making a Line Plot
  11. 11. Summer Reading EXAMPLE 2 Making a Line Plot The frequency table shows how many books the students in a class read during summer vacation.
  12. 12. Summer Reading EXAMPLE 2 <ul><li>Make a line plot of the data. </li></ul>Making a Line Plot The frequency table shows how many books the students in a class read during summer vacation.
  13. 13. Summer Reading EXAMPLE 2 <ul><li>Make a line plot of the data. </li></ul><ul><li>Use the line plot to find the total number of students. </li></ul>Making a Line Plot The frequency table shows how many books the students in a class read during summer vacation.
  14. 14. Summer Reading EXAMPLE 2 <ul><li>Make a line plot of the data. </li></ul><ul><li>Use the line plot to find the total number of students. </li></ul><ul><li>Use the line plot to find how many students read four or more books. </li></ul>Making a Line Plot The frequency table shows how many books the students in a class read during summer vacation.
  15. 15. SOLUTION EXAMPLE 2 Making a Line Plot
  16. 16. SOLUTION EXAMPLE 2 <ul><li>Make a line plot of the data. </li></ul>Making a Line Plot
  17. 17. SOLUTION EXAMPLE 2 <ul><li>Make a line plot of the data. </li></ul>Making a Line Plot
  18. 18. SOLUTION EXAMPLE 2 <ul><li>Make a line plot of the data. </li></ul>Making a Line Plot
  19. 19. SOLUTION EXAMPLE 2 <ul><li>Make a line plot of the data. </li></ul>Making a Line Plot
  20. 20. SOLUTION <ul><li>There are 22 x marks in all, so the total number of students is 22 . </li></ul>EXAMPLE 2 <ul><li>Make a line plot of the data. </li></ul>Making a Line Plot
  21. 21. SOLUTION <ul><li>The total number of x marks above the numbers 4 , 5 and 6 is six, so six students read four or more books. </li></ul><ul><li>There are 22 x marks in all, so the total number of students is 22 . </li></ul>EXAMPLE 2 <ul><li>Make a line plot of the data. </li></ul>Making a Line Plot

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