BUS-M 346 HW 2

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yes

HW 2 Practice Problems: Assume that for the null hypothesis "IU students spend at least $50 a week on beer", that the sample mean is $47.32 and the two-tailed p-value is 0.09. Do IU students spend less than $50 a week on beer?

3.77

HW 2 Practice Problems: Create a new HARD that gives the liking for whisky, gin, rum, and scotch combined on the same 1 "do not like at all" to 7 "like very much" scale. What is the mean of this new variable? Please round your answer to 2 decimal places.

3.36

HW 2 Practice Problems: Create a new variable WHISCO that gives the liking for whiskey and scotch combined on the same 1 "do not like at all" to 7 "like very much" scale. What is the mean of this new variable? Please round your answer to 2 decimal places.

a

HW 2 Practice Problems: Given the following null hypotheses and corresponding one-tailed p-values, which group of students goes out on average of more than 4 nights per week? H0:μnights(financialaid)≤4.0,p=.041 H0:μnights(nofinancialaid)≤4.0,p=.160 a. financial aid b. no financial aid c. both d. neither

d

HW 2 Practice Problems: Given the following null hypotheses and corresponding one-tailed p-values, which group of students has an average GPA less than or equal to 3.0? H0:μGPA(females)≤3.0,p=.014 H0:μGPA(males)≤3.0,p=.036 a. females b. males c. both d. neither

15

HW 2 Practice Problems: Questions 1-2: Create a new variable SENIORS from the variable CLASS as follows:1 = seniors2 = all others There is no need to specify "system-missing to system-missing" for this question. How many respondents are in the "all others" category?

62

HW 2 Practice Problems: Questions 1-2: Create a new variable SENIORS from the variable CLASS as follows:1 = seniors2 = all others There is no need to specify "system-missing to system-missing" for this question. How many respondents are in the "seniors" category?

0.013

HW 2 Practice Problems: Questions 11-13: Use SPSS to test the null hypothesis "IU students have an average of $60 per week for entertainment". Use the output from this procedure answer Questions 11-13. Using the output from Question 11 again, what is the p-value for the null hypothesis "IU students have an average of at most $60 per week for entertainment"? Please round your answer to 3 decimal places.

0.988

HW 2 Practice Problems: Questions 11-13: Use SPSS to test the null hypothesis "IU students have an average of $60 per week for entertainment". Use the output from this procedure answer Questions 11-13. Using the output from Question 11, what is the p-value for the null hypothesis "IU students have an average of at least $60 per week for entertainment"? Please round your answer to 3 decimal places.

0.025

HW 2 Practice Problems: Questions 11-13: Use SPSS to test the null hypothesis "IU students have an average of $60 per week for entertainment". Use the output from this procedure answer Questions 11-13. What is the p-value for this null hypothesis? Please round your answer to 3 decimal places.

38

HW 2 Practice Problems: Questions 3-4: Create a new variable WORK2 from the variable work as follows: 1 = do not work2 = do work Do NOT use the "all others" choice. How many respondents are in the "do not work" category?

39

HW 2 Practice Problems: Questions 3-4: Create a new variable WORK2 from the variable work as follows: 1 = do not work2 = do work Do NOT use the "all others" choice. How many respondents are in the "do work" category?

3.06

HW 2 Practice Problems: What is the mean liking for regular beer for females? Please round your answer to 2 decimal places.

4.71

HW 2 Practice Problems: What is the mean liking for whiskey for males? Please round your answer to 2 decimal places.

0

HW 2 Practice Problems: What is the p-value for the following null hypothesis: "IU students drink an average of 5.5 drinks per night out"? Please round your answer to 3 decimal places.

0.781

HW 2 Practice Problems: What is the p-value for the following null hypothesis: "IU students go out an average of 2.5 nights or more per week"? Please round your answer to 3 decimal places.

0

HW 2 Practice Problems: What is the p-value for the null hypothesis "IU students' GPAs are equal to 3.5"? Please round your answer to 3 decimal places.

1

HW 2 Practice Problems: What is the p-value for the null hypothesis "IU students' GPAs are less than or equal to 3.5"? Please round your answer to 3 decimal places.

0.213

HW 2 Practice Problems: What is the p-value for the null hypothesis "IU students' liking for regular beer is neutral (i.e., a value of 4)"? Please round your answer to 3 decimal places.

0.894

HW 2 Practice Problems: What is the p-value for the null hypothesis "IU students' liking for regular beer is neutral or higher"? Please round your answer to 3 decimal places.

0.107

HW 2 Practice Problems: What is the p-value for the null hypothesis "IU students' liking for regular beer is neutral or lower"? Please round your answer to 3 decimal places.


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