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The NCAA is interested in estimating the difference in mean number of daily training hours for men and women athletes on college campuses. It wants 95 percent confidence and will select a sample of 10 men and 10 women for the study. The variances are assumed equal and the populations normally distributed. The sample results are:
Based on these data, the lower limit for the difference between population means is 0.15 hours.
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Use the steps of hypothesis testing, (b) figure the effect size for the study; and (c) explain your answers to parts (a) and (b) to someone who has never had a course in statistics.
question 1 i. we are conducting a two tailed hypothesis test at a 1 significance level to test that the mean of a
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Which of the following is true about a 95% confidence interval of the mean of a given sample:
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