statistics
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Statistics
Suppose the heights of women aged 20 to 29 follow approximately the N(66.7, 2.4) distribution. Also suppose men the same age have heights distributed as N(70.5, 2.2). What percent (± 0.1) of young men are shorter than average
asked by Kelly on November 10, 2011 
Statistics
The distribution of heights of women aged 20 to 29 is approximately Normal with mean 63.6 inches and standard deviation 3 inches. The height (± 0.1 inch) of the middle 68% of young women falls between a low of inches and a high
asked by Stacie on September 4, 2012 
statistics
the distribution of heights of American women aged 18 to 24 is approximately normally distributed with mean 65.5 inche and standard deviation 2.5 inches. what is the probability that a randomly seleted woman is between 60 and 64
asked by Tee on June 29, 2011 
Statistics
The distribution of heights of American women aged 18 to 24 is approximately normally distributed with mean 65.5 inches and standard deviation 2.5 inches. What is the probability that a randomly selected woman is over 70 inches
asked by Stacey Moore on July 24, 2011 
statistics
The distribution of heights of American women aged 18 to 24 is approximately normally distributed with mean 65.5 inches and standard deviation 2.5 inches. What is the probability that a randomly selected woman is between 60 and 64
asked by ali awan on May 8, 2013 
Behavioral Stat. Lab
I am trying to find the zscore using minitab. It worked for age but under heights its not working. I have numbers for the heights, like if a man is 5'9 that's 69. I have 40 different heights for men and women; 20 women and 20
asked by Slomo on January 11, 2016 
Statistics
A student wonders if tall women tend to date taller men than do short women. She measures herself, her dormitory roommate, and the women in the adjoining rooms; then she measures the next man each woman dates. Here are the data
asked by gandakho on September 6, 2011 
Statistics
The distribution of heights of women aged 20 to 29 is approximately normal with a mean of 2.8 inches and standard deviation of 2.8 inches. The height (+/ 0.1 inch) of the middle 99.7% falls between a low of ?? inches and a high
asked by Angel on September 10, 2015 
maths
The heights in centimetres of men in a sample selected at random may be modelled by a normal distribution with mean 180.5 and standard deviation 11.3. 1 Choose the option that is closest to the value above which 30% of the heights
asked by olek on May 8, 2011 
statistics
The heights in centimetres of men in a sample selected at random may be modelled by a normal distribution with mean 180.5 and standard deviation 11.3. 1. Choose the option that is closest to the value above which 30% of the
asked by albert on May 9, 2011