This paper circulates around the core theme of Does the 99% confidence interval include the value suggested by the NCAA? Interpret the result. together with its essential aspects. It has been reviewed and purchased by the majority of students thus, this paper is rated 4.8 out of 5 points by the students. In addition to this, the price of this paper commences from £ 99. To get this paper written from the scratch, order this assignment now. 100% confidential, 100% plagiarism-free.
The
National Collegiate Athletic Association (NCAA) reported that the mean number
of hours spent per week on coaching and recruiting by college football
assistant coaches during the season was 70.
A random sample of 50 assistant coaches showed the sample mean to be
68.6 hours, with a standard deviation of 8.2 hours.
a.
Using the sample data, constructed a 99% confidence interval for the population
mean.
b. Does
the 99% confidence interval include the value suggested by the NCAA? Interpret the result.
c.
Suppose you decide to switch from a 99% to a 95% confidence interval. Without performing any calculations, will the
interval increase, decrease, or stay the same?
Which of the values in the formula will change?
