The following data, obtained from the Sullivan Statistics Survey, represent the number of speeding tickets individuals received

Question:

The following data, obtained from the Sullivan Statistics Survey, represent the number of speeding tickets individuals received in the past 12 months.

(a) Construct a discrete probability distribution for the random variable X,

(b) Draw the probability histogram,

(d) Compute the standard deviation of the random variable X.

Tickets .......Frequency

0 ...........169

1 ........... 21

2 ........... 4

3 ........... 4

Distribution
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