The life expectancy in the United States is 75 with a standard deviation of years. A random sample of 49 individuals is selected. What is the probability that the sample mean will be larger than 75 years? What is the probability that the sample mean will be less than 72 years? What is the probability that the sample mean will be between 73 and 76 years? What is the probability that the sample mean will be between 72 and 74 years? What is the probability that the sample mean will be larger than 7
The life expectancy in the United States is 75 with a standard deviat…
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