You Wish to Construct a 95% Confidence Interval to Compare

question 6

Multiple Choice

You wish to construct a 95% confidence interval to compare the mean measurement for two groups.A small pilot study yields sample standard deviations of 10 and 12 for Group 1 and Group 2,respectively.If we wish to obtain a margin of error of at most 2,what sample size should we take from each group? Assume equal sample sizes.

• A)232
• B)233
• C)235
• D)234
• E)231

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Definitions:

Follow-Up Visit

A subsequent appointment or check-in with a healthcare provider to assess progress or outcomes after treatment or surgery.

Facial Expression

The movement of the facial muscles to convey emotions or reactions.

Conceptualization

The formation of concepts or underlying principles.

Reference Points

Fixed locations or specific values used as a standard for comparison or measurement.