Associations in Data

The test results of 66 students were compared to whether the students completed a provided review sheet.

Is there an association between completing the review sheet and passing the test?

• Yes, it was more likely that students who failed, completed the review sheet

• Yes, it was more likely that students who passed, completed the review sheet

• No, there is no association

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

• Play an instrument

Which of the following is most likely to occur?

• Given that someone purchased a hot dog, the person buys water.

• Given that someone does not get a drink, the person decides not to get any food.

• Someone buys pizza and soda.

• Someone does not get food.

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 a survey of 93 students on their favorite season and whether or not they have allergies.

Which of the following statements are true?

• A student with allergies is least likely to have spring as their favorite season

• A student was most likely to have summer as their favorite season, whether or not they have allergies.

• A student with no allergies is more likely to have spring than fall as their favorite season.

• A student was more likely to have no allergies, no matter what their favorite season was.

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.

Freshmen girls and boys were surveyed to chose their favorite subject. The results are shown in the two-way relative frequency table.

How many girls participated in the survey?

• 1.00

• 50

• 150

• 315

Freshmen girls and boys were surveyed to chose their favorite subject. The results are shown in the two-way relative frequency table.

What percent of boys chose science?

• 0.42%

• 70%

• 165%

• 42%

Freshmen girls and boys were surveyed to chose their favorite subject. The results are shown in the two-way relative frequency table.

This table shows the relative frequencies based upon:

• The whole table

• The rows

• The columns

What is the relative frequency table based upon?

• Row Totals

• Column Totals

• Grand Total