1. The heights of 13,000 males are normally distributed with a mean…

Question Answered step-by-step 1. The heights of 13,000 males are normally distributed with a mean… 1. The heights of 13,000 males are normally distributed with a mean of 70 inches and a standard deviation of 21 inches. Determine:     a) the percent of males with heights above 75 inches.      b) the percent of males with heights between 66 and 79 inches.      c) the height such that exactly 55% of male students from the sample do not exceed that height.  2. In a random sample of 195 weights of newborn boys, it was found that ̄x =32.7hg.            a) Construct a 95% CI estimate of the mean weight of newborn boys. In a previous study, σ was known to be 6.6 hg.b) If a newborn boy has a weight of 30.5 hg., how does his weight compare with other newborn boys?Explain very clearly your answer.  Math Statistics and Probability STAT 200 Share QuestionEmailCopy link Comments (0)