Concept explainers
To explain the effect of large
Answer to Problem 31PT4
(d) To increase the precision of the estimate.
Explanation of Solution
Given:
The options are:
(a) To increase the confidence level
(b) To eliminate any confounding variables
(c) To reduce nonresponse bias
(d) To increase the precision of the estimate
(e) To reduce under coverage.
We know, for accuracy of an estimate, the sample size should be large. Therefore, larger the sample size will lead to precise estimate. Hence, the larger sample size increases the precision of the estimate.
Chapter 12 Solutions
The Practice of Statistics for AP - 4th Edition
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