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(Choose 1 answer)
A sample of 25 randomly selected
students has a mean test score of
81.5 with a standard deviation of 10.2.
Construct a 95% confidence interval
for the population mean. Assume the
population has a normal distribution.
A. (66.35, 69.89)
B. None of the other choices is correct
C. (77.30; 85.70)
D. (56.12, 78.34)
E. (87.12, 98.32)
Let to.025,24 = 2.06
FUO.sh
sh the exam.
