A Researcher Selects a Sample from a Population with a Mean

question 1

Multiple Choice

A researcher selects a sample from a population with a mean of  = 40 and administers a treatment to the individuals in the sample.If the treatment is expected to decrease scores,which of the following is the correct statement of the null hypothesis for a one-tailed test?

• A)  > 40
• B)  < 40.
• C)  > 40.,
• D)  < 40,

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Definitions:

Grapevine

An informal communication network within an organization, spreading information through personal contact and gossip.

Situational Timing

The relevance and appropriateness of an action or decision in relation to the current environment or context.

Communication

The exchange of information or ideas between individuals or groups.

Low-Context Culture

A communication style that relies heavily on explicit and detailed verbal information rather than context, non-verbal cues, or shared history to convey meaning.