AnswersTX-Advanced Quantitative ReasoningPrecision in Measurement

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In the US, the gear shift for a car with a manual transmission is on the right-hand side of the driver. Does this discourage those who are left-handed from driving a manual transmission car? Several drivers were surveyed about their handedness and the type of transmission they have in their automobile. The results are displayed below.

Question illustration
A
There is an association because the distribution of transmission type differs among the handedness groups.
B
There is an association because the distribution of transmission type is the same among the handedness groups.
C
There is no association because the distribution of transmission type differs among the handedness groups.
D
There is no association because the distribution of transmission type is the same among the handedness groups.
2
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Several students were selected to participate in a two-question survey. They were asked if they prefer a cat or dog as a pet and if they prefer salad or soup for lunch. The results are displayed below.

Question illustration
A
The percentage of people who prefer salad for lunch is larger for those who prefer dogs as pets.
B
The percentage of people who prefer soup for lunch is larger for those who prefer cats as pets.
C
The percentage of people who prefer salad for lunch is about the same no matter what their pet preference.
D
The percentage of people who prefer soup for lunch is smaller for those who prefer dogs as pets.
3

Does eating a mint affect a person’s taste buds? To answer this question, students were randomly placed into two groups. One group had to eat a mint, and the other did not. Then all the students were given a cup that had one of two brands of ice tea. Students were asked to guess which brand of ice tea they had. The results are displayed below.

Question illustration
A
There is an association because the distribution of correct guesses differs among the mint groups.
B
There is an association because the distribution of correct guesses is the same among the mint groups.
C
There is no association because the distribution of correct guesses differs among the mint groups.
D
There is no association because the distribution of correct guesses is the same among the mint groups.
4

Some students were surveyed about their eye color and their favorite color. The results are displayed below.

Question illustration
A
There is an association because the distribution of favorite colors differs among the eye-color groups.
B
There is an association because the distribution of favorite colors is the same among the eye-color groups.
C
There is no association because the distribution of favorite color differs among the eye-color groups.
D
There is no association because the distribution of favorite colors is the same among the eye-color groups.
5

In the US, the gear shift for a car with a manual transmission is on the right-hand side of the driver. Does this discourage those who are left-handed from driving a manual transmission car? To answer this question, several drivers were surveyed about their handedness and the type of transmission they have in their automobile. The results are displayed below.

Question illustration
A
There was an equal number of left-handed people and right-handed people chosen for the survey.
B
Right-handed people are much more likely to drive a manual transmission than left-handed people.
C
Left-handed people are much more likely to drive an automatic transmission than right-handed people.
D
The percentage of people for each transmission preference is relatively the same for left-handed and right-handed people.
6

A group of high school students were surveyed about their handedness and their favorite sport. The results are displayed below.

Question illustration
A
The left-handed group has a higher percentage of people who prefer baseball.
B
The right-handed group has a lower percentage of people who prefer basketball.
C
The percentage of people who prefer soccer has a lower percentage in the left-handed group.
D
The percentage of people who prefer football is approximately the same for the right- and left-handed groups.
7

The weekly sales results of three sales teams are displayed below.

Question illustration
A
Team A has its highest sales toward the end of the week.
B
Team B has its highest sales toward the end of the week.
C
Team A has its lowest sales toward the beginning of the week.
D
Team C has its highest sales toward the beginning of the week.
8

A group of high school students were surveyed about their handedness and their favorite sport. The results are displayed below.

Question illustration
A
There is an association because the distribution of sport preference differs among the handedness groups.
B
There is an association because the distribution of sport preference is approximately the same among the handedness groups.
C
There is no association because the distribution of sport preference differs among the handedness groups.
D
There is no association because the distribution of sport preference is approximately the same among the handedness groups.
9

Customers in a coffee shop were asked if they prefer caffeinated or decaffeinated coffee and if they prefer their coffee with or without milk. The results are displayed below.

Question illustration
A
For those who prefer caffeinated coffee, a higher percentage of people prefer it with milk.
B
For those who prefer decaffeinated coffee, a higher percentage of people prefer it with milk.
C
For those who prefer caffeinated coffee, a higher percentage of people prefer it without milk.
D
The percentage of those who prefer their coffee without milk is the same for both types of coffee.
10

Three car dealerships were surveyed about the number of vehicles that were sold with automatic or manual transmissions. The results are displayed below.

Question illustration
A
There is an association because the distribution of purchasing an automatic differs among the dealerships.
B
There is an association because the distribution of purchasing an automatic is the same among the dealerships.
C
There is no association because the distribution of purchasing an automatic differs among the dealerships.
D
There is no association because the distribution of purchasing an automatic is the same among the dealerships.

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