A list contains more than 65,000 registered voters from Centre County, Pennsylva

Question

A list contains more than 65,000 registered voters from Centre County, Pennsylvania. Below is a histogram of their ages. The mean age is 43.8 and standard deviation is 19.0. 20 40 60 80 100 120 (e) One person from this list is selected at random. Find the probability their age is greater than 44. There is not enough information. 0.4958 0.4156 0.4557 (b) A random sample of 410 people is taken from this list of registered voters. Find the probability their average age is greater than 44 0.4958 0.4156 There is not enough information. 0.4557

Explanation / Answer

The answer is A) not enough information because we do not know the sample size here to perform analysis

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