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MAS202_SU26_RE_604806

MAS202_SU26_RE_604806

MAS202 SU26 Final Exam Multiple Choice Questions​

This document contains a set of multiple choice questions related to statistics, focusing on topics such as types of variables, parameters versus statistics, sampling errors, and interpreting relative frequency tables. It serves as an examination or practice test for students studying quantitative methods. The questions test conceptual understanding and practical data interpretation skills.

MAS202 SU26 Final Exam Multiple Choice Questions​

Multiple Choice

Question 1
(Choose 1 answer)
Which of the following is a discrete quantitative (numerical) variable?
A. The Dow Jones Industrial average
B. The volume of water released from a dam
C. The distance you drove yesterday
D. The number of employees of an insurance company

Multiple Choice

Question 2
(Choose 1 answer)
A summary measure that is computed to describe a characteristic of an entire population is called_________
A. an ordered array
B. a summary table
C. a statistic
D. a parameter

Multiple Choice

Question 3
(Choose 1 answer)
The manager of the customer service division of a major consumer electronics company is interested in determining whether the customers who have purchased a Blu-ray player made by the company over the past 12 months are satisfied with their products.
The manager decides to ask a sample of customers, who have bought a Blu-ray player made by the company and filed a complaint over the past year, to fill in a survey about whether they are satisfied with the product. This method will most likely suffer from_________
A. nonresponse error
B. measurement error
C. coverage error
D. non-probability sampling

Multiple Choice

Question 4
(Choose 1 answer)
TRUE or FALSE:
Sampling error becomes an ethical issue if the findings are purposely presented without reference to sample size and margin of error so that the sponsor can promote a viewpoint that might otherwise be truly insignificant.
A. True
B. False

Multiple Choice

Question 5
(Choose 1 answer)
The following are the duration in minutes of a sample of long-distance phone calls made within the continental United States reported by one long-distance carrier.
Time (in Minutes) Relative Frequency
0 but less than 5: 0.37
5 but less than 10: 0.22
10 but less than 15: 0.15
15 but less than 20: 0.10
20 but less than 25: 0.07
25 but less than 30: 0.07
30 or more: 0.02
If 1,000 calls were randomly sampled, how many calls lasted under 10 minutes?
A. 220
B. 370
C. 410
D. 590