Multiple Choice
A random sample of 25 third graders scored an average of 3.2 on a standardized reading test. The standard deviation was 0.95. Calculate a 99% confidence interval for the mean score on this test.
A) (3.01, 3.39)
B) (2.49, 3.91)
C) (2.81, 3.59)
D) None of the above
Correct Answer:
Verified
Correct Answer:
Verified
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