Unit 5: Two-Variable Statistics

How many males responded to the survey?

• 13

• 15

• 20

• 48

• 100

How many total people responded to the survey?

• 36

• 31

• 52

• 48

• 100

Did more males or females respond to the survey?

• males

• females

Did more males or females prefer basketball?

• males

• females

How many males can swim?

• 26

• 15

• 23

• 30

How many males cannot swim?

• 26

• 23

• 4

• 56

How many females were surveyed?

• 23

• 49

• 50

• 80

A two-way table and its associated relative frequency table are shown. Based on the value in the boys who like rugby cell, are the relative frequencies being calculated by row, by column, or by the total number of respondents?

• by row

• by column

• by total respondents

What value should go in the girls who do not like rugby cell?

• 0.4

• 0.70

• 0.77

What value goes in the girls who like rugby cell?

• 0.30

• 0.36

• 0.17