Multiple Choice
Professors of accountancy are in high demand at American universities. A random sample of 28 new accounting professors found the average salary was $135 thousand with a standard deviation of $16 thousand. Assume the distribution is normally distributed. Construct a 90% confidence interval for the salary of new accounting professors. Answers are in thousands of dollars.
A) [107.7520, 162.2480]
B) [129.8497, 140.1503]
C) [130.0260, 139.9740]
D) [131.0268, 138.9732]
Correct Answer:
Verified
Correct Answer:
Verified
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