The following table shows the discrete probability distribution for the number of bedrooms per house in a

Question:

The following table shows the discrete probability distribution for the number of bedrooms per house in a certain community:

Number of Bedrooms Probability

3 ………………………………… 0.23

4 ………………………………… 0.57

5 ………………………………… 0.14

6 ………………………………… 0.06

a. Determine the mean number of bedrooms per house.

b. Determine the standard deviation for the number of bedrooms per house.

Distribution
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