Question

There is a population of roughly 1.6 million Ohio seniors who collect Social Security, and their benefits average $1,503 per month. The population standard deviation is $130.

A random sample of n=100 Ohio seniors who collected social security benefits is drawn and their monthly benefit amount is recorded. The probability that the sample mean will be between $1,484 and $1529 is ________

Assume that many samples of n=100 Ohio seniors who collect social security benefits are drawn from the population and that the average monthly benefit amount is calculated for each sample. Fourteen percent (14%) of the samples drawn from this population will have a sample mean above $__________

Answer 1

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