Title: The life expectancy in the United States is 75 with a standard deviation of 7 years. A random sample ... Post by: Jbev757 on Jan 26, 2018 The life expectancy in the United States is 75 with a standard deviation of 7 years. A random sample of 49 individuals is selected.
a. What is the probability that the sample mean will be larger than 77 years? b. What is the probability that the sample mean will be less than 72.7 years? c. What is the probability that the sample mean will be between 73.5 and 76 years? d. What is the probability that the sample mean will be between 72 and 74 years? e. What is the probability that the sample mean will be larger than 73.46 years? Title: The life expectancy in the United States is 75 with a standard deviation of 7 years. A random sample ... Post by: rachey on Jan 26, 2018 Content hidden
Title: Re: The life expectancy in the United States is 75 with a standard deviation of 7 years. A random ... Post by: Mary Jane Lidon on Dec 6, 2020 thank you
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