Using an Independent-Measures T, the 90% Confidence Interval for the Difference

question 68

Multiple Choice

Using an independent-measures t, the 90% confidence interval for the difference between two population means ranges from 19 to 23.Based on this confidence interval, you can conclude that the difference between the two sample means is _____.

• A)4 points
• B)19 points
• C)21 points
• D)23 points

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Definitions:

Follow-Up Examination

A medical appointment scheduled after an initial consultation or treatment, aimed at assessing a patient's progress or the effectiveness of intervention.

Lab

A shortened term for a laboratory, a controlled setting designed for scientific experiments, research, or testing.

Blood Pressure

The pressure of circulating blood against the walls of blood vessels, critical in maintaining organ perfusion and health.

Lab

Short for laboratory, a controlled setting for scientific research, experiments, and testing.