Suppose a Population Has a Mean of 450 and a Variance

question 28

Multiple Choice

Suppose a population has a mean of 450 and a variance of 900.If a random sample is size 100 is drawn from the population, the probability that the sample mean is between 448 and 453 is ___.

• A)0.4972
• B)0.6826
• C)0.4101
• D)0.5899
• E)0.9878