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From a Random Sample of 300 State University Students,you Found ±\pm

Question 51

Multiple Choice

From a random sample of 300 state university students,you found that the average number of hours of study time each week is 30 with a standard deviation of 5.A point estimate of the average study time for all state university students would be


A) 5.
B) 30.
C) 300.
D) 15 ±\pm 1 standard deviation.

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