The time between arrivals at an ATM machine follows an exponential distribution with = 10 minutes. Find the mean and standard deviation of this distribution.
A) Mean = 3.16, Standard Deviation = 3.16 B) Mean = 10, Standard Deviation = 10
C) Mean = 10, Standard Deviation = 3.16 D) Mean = 10, Standard Deviation = 100
Question 2
P(-1 < x < 0 ) = P(0 < x < 1 ) for any random variable x that is normally distributed.
A) True B) False