Question

The following table contains the probability distribution for the number of traffic accidents daily in a...

The following table contains the probability distribution for the number of traffic accidents daily in a small town. Complete parts​ (a) and​ (b) to the right.

Number of Accidents Daily​ (X)

​P(X)

0

0.260

1

0.340

2

0.180

3

0.090

4

0.060

5

0.040

6

0.030

a. Compute the mean number of accidents per day.

μ=1.59

​(Type an integer or a​ decimal.)

b. Compute the standard deviation.

σ=

​(Type an integer or decimal rounded to three decimal places as​ needed.)

Math   Statistics-And-Probability   
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Answer #1

a. The mean number of accidents per day.

μ=1.59

b. The standard deviation.

σ=1.543

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