STAT MOCK EXAM
QUESTIONS AND 100%
CORRECT ANSWERS!!
A bank surveyed all of its 60 employees to determine the proportion who participate in
volunteer activities. - ANSWER -E. The bank does not need to use an inference
procedure to determine the proportion of employees who participate in volunteer activities
because the survey was a census of all employees.
Approximately, what would be the weight of a female grizzly bear with the same standardized
score as a male grizzly bear with a weight of 530 pounds? - ANSWER -B. 324 pounds
The profit, Y, in dollars, for a particular order can be described by Y= 75X - 100. What is the
standard deviation of Y? - ANSWER -B. $432.00
If the reported percent has a margin of error of 2.7 percentage points, which of the following is
closest to the level of confidence? - ANSWER -B. 90.0%
(CDs) Which of the following gives the conclusion that should be made based on the results
and provides the best explanation for the conclusion? - ANSWER -D. It is reasonable to
conclude that the difference in sales was caused by the different cover designs because the
cover designs were randomly assigned to stores.
The manager continues this experiment for many days, Which of the following best describes
the manager's study? - ANSWER -A. A completely randomized design.
In the design of a survey, which of the following best explains how to minimize response bias?
- ANSWER -E. Carefully word and field-test survey questions.
QUESTIONS AND 100%
CORRECT ANSWERS!!
A bank surveyed all of its 60 employees to determine the proportion who participate in
volunteer activities. - ANSWER -E. The bank does not need to use an inference
procedure to determine the proportion of employees who participate in volunteer activities
because the survey was a census of all employees.
Approximately, what would be the weight of a female grizzly bear with the same standardized
score as a male grizzly bear with a weight of 530 pounds? - ANSWER -B. 324 pounds
The profit, Y, in dollars, for a particular order can be described by Y= 75X - 100. What is the
standard deviation of Y? - ANSWER -B. $432.00
If the reported percent has a margin of error of 2.7 percentage points, which of the following is
closest to the level of confidence? - ANSWER -B. 90.0%
(CDs) Which of the following gives the conclusion that should be made based on the results
and provides the best explanation for the conclusion? - ANSWER -D. It is reasonable to
conclude that the difference in sales was caused by the different cover designs because the
cover designs were randomly assigned to stores.
The manager continues this experiment for many days, Which of the following best describes
the manager's study? - ANSWER -A. A completely randomized design.
In the design of a survey, which of the following best explains how to minimize response bias?
- ANSWER -E. Carefully word and field-test survey questions.
