A fraternity at a university lobbies the administration to start a hockey team. To bolster its case, it reports that of a simple random sample of 100 students, 83% support starting the team. Upon further investigation, their sample has 80 males and 20 females. Should you be skeptical of whether the sample was random, if you know that 55% of the student body population was male? Answer this by performing all steps of a two-sided significance test.
Answer to relevant QuestionsA bank wants to evaluate which credit card would be more attractive to its customers: One with a high interest rate for unpaid balances but no annual cost, or one with a low interest rate for unpaid balances but an annual ...Is the ideal number of children equal to 2, or higher or lower than that? For testing that the mean response from a recent GSS equals 2.0 for the question, “What do you think is the ideal number of children to have?” ...Refer to the previous exercise. a. For which significance levels can you reject H0? (i) 0.10, (ii) 0.05, or (iii) 0.01. b. Based on the answers in part a, for which confidence levels would the confidence interval contain ...A GSS question asked the gender of your best friend. Of 1381 people interviewed, 147 said their best friend had the opposite gender, and 1234 said their best friend had the same gender. Prepare a short report in which you ...In a recent General Social Survey, subjects were asked to respond to the following: “Children are exposed to many influences in their daily lives. What kind of influence does each of the following have on children? 1. ...
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