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# A random sample of 16 students selected from the student body of a large university had an average ...

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 A random sample of 16 students selected from the student body of a large university had an average ... A random sample of 16 students selected from the student body of a large university had an average age of 25 years. We want to determine if the average age of all the students at the university is significantly different from 24 . Assume the distribution of the population of ages is normal with a standard deviation of 2 years. At a .05 level of significance, it can be concluded that the mean age is _____.  a. not significantly different from 24  b. significantly different from 24  c. significantly less than 24  d. significantly less than 25 Read 59 times 1 Reply
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wpingwping
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