A random sample of size 100 is taken from a population described by the proportion p = 0.60. The probability that the sample proportion is greater than 0.62 is ________.
A) 0.3415
B) 0.4082
C) 0.6591
D) ≈1

Question

Quizplus · Accepted Answer

The sample proportion follows a normal distribution with mean 0.60 and standard deviation sqrt((0.60)(0.40)/100) = 0.049. Using the standard normal distribution, the probability that the sample proportion is greater than 0.62 is approximately 0.3415.

A Random Sample of Size 100 Is Taken from a Population