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A survey found that womens heights are normally distributed with mean 62.3 in. and standard deiation 2.3 in. The survey also found that womens heights are normally distributed with a mean 67.9 in. and standard deviation 2.7.
A.) Most of the live characters at an amusement park have height requirements with a minimum of 4 ft 9 in. and a maximum of 6 ft 3 in. Find the percentage of women meeting the height requirement.
B.) Find the percentage of men meeting the height requirement.
C.) If the height requirements are changed to exclude only the tallest 5% of men and the shortest 5 % of women, what are the new height requirements?
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Test whether there is difference in the proportion of viewers using Chi square test.
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Explain the purpose of the critical value in a hypothesis test, how do you find the critical value and what purpose does it play?
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