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The number of dogs per household in a small town Dogs 0 1 2 3 4 5 Probability 0.663 0.213 0.082 0.020 0.014 0.008 (a)

The number of dogs per household in a small town

Dogs

Probability

0.663

0.213

0.082

0.020

0.014

0.008

(a) Find the mean, variance, and standard deviation of the probability distribution.

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