In order to satisfy the requirement, this are the following that is required;First, at least one observation must be above or below 90 seconds. Second is ether the population is normally distributted or greater than (>) 30, or maybe both.
The answer in this question is A and B.
B because it is between x: 4 and 6. And it is linear and decreasing
C because there are 60 seconds in a minute so if you multiply 600 x 60 you get 36000
Answer: 
Step-by-step explanation:

Multiply by the reciprocal in order to get rid of the fraction in the denominator.


