Essay
An advocacy group is interested in determining if gender (1 = Female, 2 = Male) affects executive level salaries. They take a random sample of executives in three different industries: (1 = Consumer Goods, 2 = Financial, 3 = Health Care). Salary data are collected. The two-way ANOVA results appear below. 
a. Is this an experiment or observational study?
b. Are the conditions for two-way ANOVA met?
c. If so, perform the hypothesis tests and state your conclusions in terms of amount spent online, gender, and income level.
d. Is it appropriate to interpret the main effects in this case? Explain.
Correct Answer:
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a. Observational study.
b. The executive...View Answer
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Correct Answer:
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b. The executive...
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