(Root symbol) and under that 3x. And then outside of the root symbol -2x
The probabilities of all possible outcomes in a distribution must sum to 1.

A. Is 2x
B. Is 2x+3
This shows the line and contracts it
Answer: 0.4207
Step-by-step explanation:
Let
be the sample mean area.
Given: Population mean :
sq. feet
Standard deviation:
sq. feet
Sample size : n= 10
The probability that the sample mean area is
or less if the manufacturer’s claim is true.

Required probability = 0.4207
The answer is 0 because any number elevated to 0 is 0