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The GSS measures the amount of hours individuals spend on the internet per week (N= 850). Males use the Internet 9.5 hours per week with a standard deviation of 11.0. The national average amount of hours men spend on the Internet is known to be 11.5. Using alpha of 0.01, test whether men in this sample spend less time on the Internet than the national average. please explain each step thouroughly.
To examine the effectiveness of its four annual advertising promotions, a mail order company has sent a questionnaire to each of its customers, asking how many of the previous year's promotions prompted orders that would not have otherwise been made.
How can leaders develop cultural intelligence to lead and manage more effectively across boundaries?
For each sex, determine the median response.- Do you think there's a "significant" difference between the weekly amount that men and women exercise? Explain.
What is the z-score of a value of 27, given a set mean of 24, and a standard deviation of 2?
A bag contains 5 red, 6 white and 7 black balls. Two balls are drawn at random. What is the probability that both balls are red or both black?
An economics quiz contains six multiple-choice questions. Let x represent the number of questions a student answers correctly.
What is the probability that the owner would have to fix between 1 and 3 flat tires?
In a 2012 Washington Post article entitled "Is college too easy? As study time falls, debate rises," Daniel de Vise reports that "over the past half-century, the average amount of time college students actually study - read, write, and otherwise p..
A coworker is considering the use of a log linear (power) model using weight to estimate the cost of a missile engine. They have performed the following calculations in log space using natural logarithms.
Write out the ANOVA table just showing Sources of Variability and degrees of Freedom and indicate which SV are fixed effects and which are random.
The download times for a? two-hour movie are uniformly distributed between 17 and 26 minutes.
Suppose 50% of women work 5 days a week, 20% don't work at all, and the remaining 30% are evenly divided among the other possibilities.
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