Multiple Choice
Thirty randomly selected students took the calculus final.If the sample mean was 91 and the standard deviation was 11.7,construct a 99% confidence interval for the mean score of all students.
A) (87.37,94.63)
B) (85.13,96.87)
C) (85.74,96.26)
D) (85.11,96.89)
E) (87.37,96.87)
Correct Answer:
Verified
Correct Answer:
Verified
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