# Testing a hypothesis on the age of death for presidents and vice presidents.

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Test the hypothesis that there is no difference in the age of the death for the United States Presidents and Vice Presidents.

(see attachment for full question)

Here are the ages of death for Presidents and Vice Presidents

A - Presidents: 67, 90, 83, 85, 73, 80, 78, 79, 68, 71, 53, 65, 74, 64, 77, 56, 66,

63, 70, 49, 56, 71, 67, 71, 58, 60, 72, 67, 57, 60, 90, 63, 88, 78,

46, 64, 81

B - Vice Presidents: 90, 83, 80, 73, 70, 51, 68, 79, 70, 72, 74, 67, 54, 81, 66, 62,

63, 68, 57, 66, 96, 78, 55, 60, 66, 57, 71, 60, 85, 76, 98, 77,

88, 78, 81, 64, 66, 70

Test the hypothesis that there is no difference in the age of the death for the United States Presidents and Vice Presidents.

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##### Solution Summary

The following tests the hypothesis that there is no difference in age of death for U.S. presidents and vice presidents. Given a data set with age of death for presidents and vice presidents the problem computes the mean age for both then the standard deviation and explains how to interpret the results.

##### Solution Preview

mean(P) = <P> = (60+90+....64+81)/37 = 69.19 ~ 69

MS = <(P-<P>)^2> = <P^2> - <P>^2

MS = 181582/37 - (69.19)^2 ...

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