Proportions in Two Tables

A survey explored the relationship between gender and band class. Which is a reasonable conclusion?

• There are more band members than non-band members

• There are more boys in the class than girls

• There are more boys in band than not in band

• More than half of the bands members in the class are girls

According to the two-way table, a person who plays an instrument is most likely to:

• Not play an instrument

• Not play a team sport

• Play a team sport

• All of the above

What percentage of the days that it rained, did they forecast no rain?

• About 20%

• About 18%

• About 14%

• About 12%

What is the relative frequency for selecting a teen given that the person likes chocolate?

• .112

• .267

• .164

• .056

Given that the person would choose neither, what is the relative frequency if they are an adult?

• .26

• .037

• .084

• .143

What is the relative frequency of people that purchased no food?

• 10%

• 60%

• 15%

• 30%

What would you divide to find the relative frequencies by row? (Select all that apply.)

• 55/118

• 55/143

• 88/103

• 88/143

How many students were surveyed total?

• 116

• 182

• 81

• 298

How many students in the 8th grade were surveyed?

• 182

• 116

• 81

• 298

How many male students were surveyed?

• 30

• 29

• 50

• 59