Exhibit 5-8 the Random Variable X Is the Number of Occurrences of Occurrences

Multiple Choice

Exhibit 5-8
The random variable x is the number of occurrences of an event over an interval of ten minutes. It can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. It is known that the mean number of occurrences in ten minutes is 5.3.
-Refer to Exhibit 5-8. The probability that there are less than 3 occurrences is

A) .0659
B) .0948
C) .1016
D) .1239