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How can I use this two way table to figure out who has a cell phone and a mp3 player ?. In this lesson you will learn how to identify bivariate categorical data by reading a two way table. Data in a table. Column. Row. =22. =34. =12. =18. =16. =34. - PowerPoint PPT Presentation
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How can I use this two way table to figure out who has a cell phone and a mp3 player?
Cell Phone
No Cell Phone
Total
MP3 Player
70 30 100
No MP3 Player
63 37 100
Total 133 67 200
In this lesson you will learn how to identify bivariate
categorical data by reading a two way table.
Let’s ReviewLet’s Review
Data in a table
Name Number of Books
John Williams 12
Teresa Jones 25
Row
Column
Let’s ReviewA Common Mistake
10 12
8 4
=22
=12=34
=18 =16
=34
Let’s ReviewCore Lesson
A two-way table shows data that pertain to two different categories.
Cell Phone
No Cell Phone Total
MP3 Player
Have cell phone and mp3 player
Have mp3 player only
No MP3 Player
Have cell phone, but no
mp3 player
Have no cell phone or mp3
player
Total
Let’s ReviewCore Lesson
A two-way table shows data that pertain to two different categories.
Cell Phone
No Cell Phone Total
MP3 Player
Have cell phone and mp3 player
Have mp3 player only
Total with MP3 player
No MP3 Player
Have cell phone, but no
mp3 player
Have no cell phone or mp3
player
Total with no MP3 player
Total
Let’s ReviewCore Lesson
A two-way table shows data that pertain to two different categories.
Cell Phone
No Cell Phone Total
MP3 Player
Have cell phone and mp3 player
Have mp3 player only
No MP3 Player
Have cell phone, but no
mp3 player
Have no cell phone or mp3
player
Total Total with cell phone
Total with no cell phone
Let’s ReviewCore Lesson
A two-way table shows data that pertain to two different categories.
Cell Phone
No Cell Phone Total
MP3 Player
Have cell phone and mp3 player
Have mp3 player only
Total with MP3 player
No MP3 Player
Have cell phone, but no
mp3 player
Have no cell phone or mp3
player
Total with no MP3 player
Total Total with cell phone
Total with no cell phone
Total Sampled
Let’s ReviewCore Lesson
Cell phones and MP3 players
Cell Phone
No Cell Phone Total
MP3 Player 27 6
No MP3 Player 13 4
Total
Let’s ReviewCore Lesson
Cell phones and MP3 players
Cell Phone
No Cell Phone Total
MP3 Player 27 6 27+6 =33
No MP3 Player 13 4 13+4 = 17
Total
Let’s ReviewCore Lesson
Cell phones and MP3 players
Cell Phone
No Cell Phone Total
MP3 Player 27 6
No MP3 Player 13 4
Total 27+13=40 6+4=10
Let’s ReviewCore Lesson
Cell phones and MP3 players
Cell Phone
No Cell Phone Total
MP3 Player 27 6 33
No MP3 Player 13 4 17
Total 40 10 33+17=40+10=50
In this lesson you have learned how to identify bivariate
categorical data by reading a two way table.
Let’s ReviewLet’s Review
Let’s ReviewGuided Practice
What does the 35, 16, and the 60 represent in the table?
Chores No Chores Total
Allowance 35 12 47
No Allowance 9 4 13
Total 44 16 60
Let’s ReviewExtension Activities
Describe what each number on the table represents.
Chores No Chores Total
Allowance 70 24 94
No Allowance 18 8 26
Total 88 32 120
Let’s ReviewExtension Activities
Change any or all of the numbers that would make the table reflect a sample of 150
people instead of 120.
Chores No Chores Total
Allowance 70 24 94
No Allowance 18 8 26
Total 88 32 120
Let’s ReviewQuick Quiz
How many students get an allowance and do no chores?
Chores No Chores Total
Allowance 35 12 47
No Allowance 9 4 13
Total 44 16 60
Let’s ReviewQuick Quiz
How many students do chores?
Chores No Chores Total
Allowance 35 12 47
No Allowance 9 4 13
Total 44 16 60
