In a survey of a group of​ men, the heights in the​ 20-29 age group were normally​ distributed, with a mean of 69.7 inches and a standard deviation of 3.0 inches. A study participant is randomly selected.   ​(a) Find the probability that a study participant has a height that is less than 68 inche

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A: Given data,μ=69.7σ=3P(68<X<70)=?

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Q: In a survey of a group of men, the heights in the 20-29 age group were normally distributed, with a…

A: Mean()=69.1Standard deviation()=2.0

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Q: In a survey of a group of men, the heights in the 20-29 age group were normally distributed, with a…

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Q: In a survey of a group of men, the heights in the 20-29 age group were normally distributed, with a…

A: Note, since you posted multiple number of questions, we only provide the solution for first three…

Q: In a survey of a group of​ men, the heights in the​ 20-29 age group were normally​ distributed, with…

A: According to the given information, we have Mean = 68.2 and Standard deviation = 3.0

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.