When Testing a Single Sample Mean for Significance When the Population

question 24

Multiple Choice

When testing a single sample mean for significance when the population standard deviation is unknown and sample size is 75,the correct sampling distribution is

• A)the t distribution.
• B)the Z distribution.
• C)it makes no difference.
• D)t for a one-tailed test,Z for a two-tailed test.

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Definitions:

Participant Observation

A qualitative research methodology where the researcher immerses themselves within a community or group to observe behaviors and interactions directly.

Unobtrusive

Characterized by not attracting attention; inconspicuous or not aggressive in nature.

Subjective

Based on or influenced by personal feelings, tastes, or opinions, rather than external facts or evidence.

Agenda-Setting Theory

A communication theory that suggests the media has the power to influence the public's perception of what topics are important.