Assume That You Are Testing the Difference in the Means

question 69

Multiple Choice

Assume that you are testing the difference in the means of two independent populations at the 0.05 level of significance.The null hypothesis is: : - ≥ 0 and you have found the test statistic is z = -1.92.What should you conclude?

• A)The mean of pop.A is greater than the mean of pop.B because p < α.
• B)The mean of pop.A is greater than the mean of pop.B because p > α.
• C)There is no significant difference in the two means because p > α.
• D)The mean of pop.B is greater than the mean of pop.A because p < α.

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Definitions:

Express

pertains to conveying thoughts, feelings, or instructions clearly and directly, often through verbal or non-verbal communication.

Personality

The combination of characteristics or qualities that form an individual's distinctive character, affecting how they think, feel, and behave across various situations.

Situationist

Pertaining to the theory that environmental and situational contexts significantly influence behavior, as opposed to traits being solely responsible.

Correlation

A statistical measure that indicates the extent to which two variables fluctuate together, without implying causation.