What Determines the Decision of Whether to Use a One-Tailed

question 15

Multiple Choice

What determines the decision of whether to use a one-tailed test or a two-tailed test when testing hypotheses to make inferences about a population mean?

• A) the sample size and the estimated standard error
• B) the nature of the situation and what the researcher is trying to demonstrate
• C) the level of significance of the test
• D) the sample size relative to the population size
• E) the standard error relative to the sample variance

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Definitions:

Independent Variables

Variables in an experiment that are manipulated or changed to observe their effect on the dependent variables.

Manipulated

Being controlled or influenced in a deceitful way, often without being aware of it, which can affect behavior and decision-making.

Audio-CASI Method

An interviewing technique using audio computer-assisted self-interviewing to enhance privacy and reduce bias.

Interviewing Research Technique

A method used in qualitative research that involves conducting in-depth interviews to gather detailed information.