Random Samples of Men and Women Have Been Given a Scale

question 49

Multiple Choice

Random samples of men and women have been given a scale that measures their support for gun control. Men average 10.2 with standard deviation of 5.3. Women also average 10.2 but their standard deviation is 1.8. How could these results be dealt with appropriately?

• A) test the difference in the sample means for statistical significance
• B) since the sample means are the same value, there is no need to conduct any tests; these results cannot be significant
• C) a one-tailed test of significance is called for
• D) a test of significance with a very high alpha level (\(\alpha\) > 0.10) is called for

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Definitions:

Semantics

The branch of linguistics concerned with the meaning of words, phrases, and sentences in language and communication.

Decoding

The process of interpreting or making sense of a message or information received.

Semantics

The study of meaning in language, including the analysis of the meanings of words, phrases, and sentences.

Encoding

The process of converting ideas into a form that can be communicated, such as transforming thoughts into language or gestures.