If x is uniformly distributed over the interval 8 to 12, inclusively (8 $\le$ x $\le$ 12), then P(x $\ge$10)is __________________.
A)0.750
B)0.000
C)0.333
D)0.500
E)0.900

Question

Quizplus · Accepted Answer

The probability that x is greater than or equal to 10 when x is uniformly distributed from 8 to 12 is calculated by finding the length of the interval from 10 to 12 divided by the total length of the distribution interval from 8 to 12. This gives (12-10)/(12-8) = 2/4 = 0.5.

If X Is Uniformly Distributed Over the Interval 8 to 12