If we know that the length of time it takes a college student to find a parking spot in the library
Parking lot follows a normal distribution with a mean of 3.5 minutes and a standard deviation of
1 minute, find the probability that a randomly selected college student will find a parking spot in
The library parking lot in less than 3 minutes.
A) 0.3551
B) 0.3085
C) 0.2674
D) 0.1915

Question

Quizplus · Accepted Answer

To find this probability, we calculate the Z-score for 3 minutes: Z = (3 - 3.5) / 1 = -0.5. Using the standard normal distribution table, the probability corresponding to a Z-score of -0.5 is approximately 0.3085.

If We Know That the Length of Time It Takes