A population has a mean of 180 and a standard deviation of 36. A sample of 84 observations will be taken. The probability that the sample mean will be between 181 and 185 is
A) 0.2980.
B) 0.7020.
C) 0.2989.
D) 0.7011.

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The Answer of A population has a mean of 180 and a standard deviation of 36. A sample of 84 observations will be taken. The probability that the sample mean will be between 181 and 185 is
A) 0.2980.
B) 0.7020.
C) 0.2989.
D) 0.7011.

A Population Has a Mean of 180 and a Standard