Which of the following is not an accurate description of a confidence interval for a mean difference
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Which of the following is not an accurate description of a confidence interval for a mean difference using the independent-measures t statistic?
a. The sample mean difference, M1 2 M2, will be located in the center of the interval.
b. If other factors are held constant, the width of the interval will decrease if the sample size is increased.
c. If other factors are held constant, the width of the interval will increase if the percentage of condence is increased.
d. If other factors are held constant, the width of the interval will increase if the difference between the two sample means is increased.
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Related Book For
Essentials Of Statistics For The Behavioral Sciences
ISBN: 9781337098120
9th Edition
Authors: Frederick J Gravetter, Larry B. Wallnau, Lori Ann B. Forzano
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