The assembly time for a product is uniformly distributed between 6 to 10 minutes.The probability of assembling the product between 7 to 9 minutes is
A) zero
B) 0.50
C) 0.20
D) 1

Question

Quizplus · Accepted Answer

The uniform distribution has equal probability for all intervals of the same length. The interval from 7 to 9 minutes is 2 minutes long, and the total interval is 4 minutes (from 6 to 10). Therefore, the probability is 2/4 = 0.50.

The Assembly Time for a Product Is Uniformly Distributed Between