A bank with branches in a large metropolitan area is considering opening its off
ID: 3055808 • Letter: A
Question
A bank with branches in a large metropolitan area is considering opening its offices on Saturday, but it is uncertain whether customers will prefer (1) offering walk-in hours on Saturday or (2) extending branch hours during the week. Listed below are some of the ideas proposed for gathering data. For each, indicate what kind of sampling strategy is involved and what (if any) biases might result.
(a) List all customers' names alphabetically and contact every 25 th customer. nothing
Which kind of sampling strategy is involved?
A. This sampling strategy is a voluntary response sample.
B. This sampling strategy is an attempt at a census.
C. This sampling strategy is convenience sampling.
D. This sampling strategy is stratified sampling.
What kind of bias (if any) is most likely to result?
A. Bias could result only if the sampling strategy is not followed as described. nothing
B. Undercoverage bias could result since the customers in the sample may not be representative of all customers.
C. Voluntary response bias could result because those with strong opinions are more likely to respond comma and thus comma the sample would not be representative of the population.
(b) Survey every customer who comes into any branch over the course of one day. nothing
Which kind of sampling strategy is involved?
A. This sampling strategy is a voluntary response sample.
B. This sampling strategy is convenience sampling.
C. This sampling strategy is an attempt at a census.
D. This sampling strategy is stratified sampling.
What kind of bias (if any) is most likely to result?
A. Undercoverage bias could result since the customers in the sample may not be representative of all customers.
B. Voluntary response bias could result because those with strong opinions are more likely to respond comma and thus comma the sample would not be representative of the population.
C. Bias could result only if the sampling strategy is not followed as described. nothing
(c) Put a big ad in the newspaper asking people to log their opinions on the bank's Web site.
Which kind of sampling strategy is involved?
A. This sampling strategy is stratified sampling.
B. This sampling strategy is a voluntary response sample.
C. This sampling strategy is convenience sampling.
D.This sampling strategy is an attempt at a census.
What kind of bias (if any) is most likely to result?
A. Bias could result only if the sampling strategy is not followed as described. nothing
B. Undercoverage bias could result since the customers in the sample may not be representative of all customers.
C. Voluntary response bias could result because those with strong opinions are more likely to respond comma and thus comma the sample would not be representative of the population.
(d) Send a survey to every customer's home comma and ask the customers to fill it out and return it within a week.
Which kind of sampling strategy is involved?
A. This sampling strategy is a voluntary response sample.
B. This sampling strategy is convenience sampling.
C. This sampling strategy is stratified sampling.
D. This sampling strategy is an attempt at a census.
What kind of bias (if any) is most likely to result?
A. Voluntary response bias could result because those with strong opinions are more likely to respond comma and thus comma the sample would not be representative of the population.
B. Undercoverage bias could result since the customers in the sample may not be representative of all customers.
C. Bias could result only if the sampling strategy is not followed as described.nothing
Explanation / Answer
(a) List all customers' names alphabetically and contact every 25 th customer
(b) Survey every customer who comes into any branch over the course of one day.
This sampling strategy is an attempt at a census.
A census collects information about every member of the population.
Bias:
Voluntary response bias could result because those with strong opinions are more likely to respond comma and thus comma the sample would not be representative of the population.
c, Put a big ad in the newspaper asking people to log their opinions on the bank's Web site.
This sampling strategy is a voluntary response sample. A voluntary response sample is a sample made up of volunteers
Bias:
Voluntary response bias could result because those with strong opinions are more likely to respond comma and thus comma the sample would not be representative of the population
d. Send a survey to every customer's home comma and ask the customers to fill it out and return it within a week. This sampling strategy is convenience sampling.
convenience sample is made up of people who are easy to reach.
Bias:
Undercoverage bias could result since the customers in the sample may not be representative of all customers.
Related Questions
drjack9650@gmail.com
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.