Which Statement Is Not True About Nonresponse Issues in Sampling

question 70

Multiple Choice

Which statement is not true about nonresponse issues in sampling?

• A) Response rates themselves do not indicate whether the respondents are representative of the original sample.
• B) Increasing the response rate may not reduce nonresponse bias.
• C) For a given study,if the nonrespondents differ from the respondents on the characteristics of interests,the sample estimates will only be mildly biased.
• D) Nonresponse error is one of the most significant problems in survey research.

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Definitions:

Null Hypothesis

A statement used in hypothesis testing that assumes there is no significant difference or effect, serving as the default assumption to be tested against an alternative hypothesis.

Randomized Block Design ANOVA

An analysis of variance used for data from a randomized block design, assessing differences between groups while controlling for variations within blocks.

Pooled-Variances T-Test

A statistical technique used to test the hypothesis that two populations have equal variances based on samples from these populations.

Randomized Block Design

An experimental design that involves dividing subjects into blocks and then randomly applying different treatments within each block to control for variance among blocks.