The Advantage of Using an Interviewer to Ask Questions of a Respondent

question 5

True/False

The advantage of using an interviewer to ask questions of a respondent using a WATS line is the ability to ask open-ended questions and answer respondent questions.

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Definitions:

One-sample T-test

A statistical test used to determine if the mean of a single sample differs significantly from a known or hypothesized population mean.

Parametric Counterpart

Statistical methods or models that assume the data comes from a population that can be characterized by a set of parameters.

Friedman Test

A non-parametric test used to detect differences in treatments across multiple test attempts, especially for matched or paired subjects.

Kruskal-Wallis Test

A statistical test that determines if three or more independent samples come from populations with the same distribution, using ranking methods.