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A random sample of 64 students at a university showed an

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Reference no: EM13584772

A random sample of 64 students at a university showed an average age of 25 years and a sample standard deviation of 2 years. The 98% confidence interval for the true average age of all students in the university is:

a. 20.5 to 26.5

b. 24.4 to 25.6

c. 23.0 to 27.0

d. 20.0 to 30.0

Reference no: EM13584772

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