Question: You are interested in estimating the average dollar amount that full time undergraduate students at Alabama spent for books and supplies for the Fall semester.

You are interested in estimating the average dollar amount that full time undergraduate students at Alabama spent for books and supplies for the Fall semester. A random sample of 30 students reported a sample mean of $578 and a sample standard deviation of $64. A 95% confidence for the true mean amount spent by all students (Assume that z-percentiles are approximately correct.)

(A)57822.90(B)57854.37(C)57865.44(D)57812. 86

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