When Computing a 95 Percent Confidence Interval for σ² with a Sample

question 8

Multiple Choice

When computing a 95 percent confidence interval for σ² with a sample of n = 30,we would use the following values of χ² in the calculations:

• A)45.7222 and 16.0471
• B)46.9792 and 16.7908
• C)42.5569 and 17.7083
• D)43.7729 and 18.4926

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Definitions:

Cooperativeness

A personality trait that reflects an individual's inclination to work together with others towards common goals or objectives.

Assertiveness

The quality of being self-assured and confident without being aggressive, in the expression of one's desires or rights.

Avoiding

A conflict management strategy where individuals ignore or stay away from confrontation.

Problem-Solving

Problem-solving involves identifying, assessing, and resolving issues through logical and creative approaches.