Multiple Choice
A soccer fan was interested in estimating the mean salary of professional soccer players. He took a random sample of professional soccer players and recorded the annual salaries of each. After looking at a histogram of the data, he noticed that the data were right-skewed. He took the log of each value and verified that the distribution of these transformed data was approximately normal. What test/method should be used to estimate the mean annual salary of profession soccer players?
A) Sign test
B) Data transformation and t-confidence interval of transformed data
C) Mann-Whitney Test
D) Independent samples t-test
Correct Answer:

Verified
Correct Answer:
Verified
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