SpletThe height of women ages 20–29 is normally distributed, with a mean of 64.5 inches. Assume sigmaσequals=2.6 inches. Are you more likely to randomly select 1 woman with a height less than 66.4 ... SpletThe mean height of women in a country (ages20-29) is 64.3 inches. A random sample of 75 women in this age group is selected. What is the probability that the mean height for the sample is greater than 65 inches? Assume sigma =2.78.
Average Heights for Women Worldwide - MedicineNet
Splet13. mar. 2024 · Assume that women's heights are normally distributed with a mean 64.5 in, and a standard deviation of 2.3 in. a. if 1 woman is randomly selected, find the probability that her height is less than 65 in. b. if 46 women are randomly selected, find the probability that they have a mean height less than 65 in. Expert's answer Solution: Splet20. okt. 2024 · The mean height of women in the United States is 64.3 inches. A random sample of 60 women are selected The given is: 1. The mean is 64.3 inches 2. The sample has 60 women 3. The standard deviation is 2.6 inches We need to find the the probability that the mean height for the sample is great than 66 inches ⇒ P (x > 66) fairgrounds racetrack race replays
the mean height of women in a country... - softmath
SpletTall girls According to the National Center for Health Statistics, the distribution of heights for 16 -year-old females is modeled well by a Normal density curve with mean μ = 64 inches and standard deviation σ = 2.5 inches. SpletWhat is the probability that the mean height for the sample is greater than 64 inches? Assume σ=2.64. Question content area bottom Part 1 The probability that the mean … Splet20. nov. 2024 · The mean height of women in a country (ages 20-29) is 63.7 inches. A random sample of 75 women in this age group is selected. What is the probability that the mean height for the sample is greater than 64 inches? Assume a= 2.85. The probability that the mean height for the sample is greater than 64 inches is fairgrounds racetrack replays youtube