Adam Y.

07/01/22

What is the probability that if an individual man is randomly selected, his hip breadth will be greater than 16.9 in?

Suppose that an airline uses a seat width of 16.9 in. Assume men have hip breadths that are normally distributed with a mean of 14.5 in. and a standard deviation of 1 in. Complete parts (a)... more

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Math Sat Math Probability

06/30/22

Tricky probability question

A table-tennis championship for 2n equally good players is organized as a knock-out tournament with n rounds, the last round being the final. Two players are chosen at random. Calculate... more

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Statistics Question

02/02/15

Statistical Help

Assume that the significance level is a = 0.05. Use the given information to find the P-value and the critical value with H1 ; P ≠1/2, the test statistic is z = -1.36 p-value = ____ the... more

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Statistics Question

12/15/14

Statistics Null and alternative hypothesis

A sociologist believes that women sleep longer per night on the weekend than men.Sixty onepeople were surveyed. The following summary statistics were determinedfrom the... more

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Math

08/26/12