A randomly selected sample of 30 students spent an average amount of $40.00 on a date, with a standard deviation of $5.00. The standard error of the sample mean is
A) 0.063
B) 0.167
C) 0.913
D) 5.000

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The Answer of A randomly selected sample of 30 students spent an average amount of $40.00 on a date, with a standard deviation of $5.00. The standard error of the sample mean is
A) 0.063
B) 0.167
C) 0.913
D) 5.000

A Randomly Selected Sample of 30 Students Spent an Average