The following table contains the probability distribution for the number of traffic accidents daily in a small town. Complete parts(a) through(c) below.

Number of Accidents

Daily(X) P(X=xi)

0 0.29

1 0.34

2 0.19

3 0.07

4 0.06

5 0.04

6 0.01

a. Compute the mean number of accidents per day.

=

b. Compute the standard deviation.

=

c. What is the probability that there will be at least 2 accidents on a givenday?

P(x2)=