Find probability-average diameter of sand dollars is more

Reference no: EM13110202

Average diameter of sand dollars on the certain island is 4.00 centimeters with standard deviation of 1.00 centimeters. If 36 sand dollars are selected at random for collection, determine the probability that average diameter of those sand dollars is more than 3.80 centimeters. Suppose that variable is normally distributed.

options:
A) 0.615
B) 0.820
C) 0.385
D) 0.885

Reference no: EM13110202

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