Answer: 0.9765
Explanation:
The cumulative distribution function for exponential distribution for random variable x is given by :-
, where
is the mean of the distribution .
Given : On average, 5 customers arrive at the drive-up window of a fast-food restaurant every 4 minutes during the lunch hour.
Then 
Now, the probability that the next customer will arrive within three minutes :-

Hence, the probability that the next customer will arrive within three minutes = 0.9765
The answer has to be b black,sky
Answer:
This statement is a fact.
Reasoning:
This statement is true.
Hope this helps, and good luck!
The ant being the smallest is an opinion
The answer is D
Explanation: noncommittal means to give no clear indication of