Completing Two-Way Tables

What is the relative frequency (to the nearest percent) of boys among those who cannot bike to school? 

• 4%

• 14%

• 13%

• 29%

What percent of all students were females who prefer football?

• 16%

• 80%

• 8%

• 12%

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

• About 20%

• About 18%

• About 14%

• About 12%

What percent of the total people attended neither?

• 15%

• 19%

• .15

• 7%

The two way relative frequency table shows data on nationality and eye color. Based on the table which statement must be true?

• There are the same number of English people and Italian people with other eye colors.

• Italians are more likely to have brown or hazel eyes than Germans are. 

• A German person is more likely to have brown or hazel eyes than to have blue or green eyes.

• A person with brown or hazel eyes is least likely to be German.

The two-way frequency table shows data on having a curfew and having assigned chores at home. Which of the following statements is true?

• The majority of students have a curfew.

• If a student has a curfew, it is more likely that they have chores.

• More than half the students do not have chores and do not have a curfew.

• If a student does not have chores, it is more likely that they have a curfew.

What percentage of males drive sports cars?

• 35%

• 16.25%

• 65%

• 25%

Of the times when the forecast called for rain, what is the percentage that it actually rained?

• About 90%

• About 50%

• About 70%

• About 80%

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

• About 20%

• About 18%

• About 14%

• About 12%

Out of those surveyed, what is the probability that the student is a boy who can't bike to school (in simplest form)?

• 4/30

• 7/30

• 2/15

• 14/30