Answer:
I believe that it is b, or 62$
Step-by-step explanation:
Answer:
A≈78.54
Step-by-step explanation:
Answer:

Step-by-step explanation:
Since the number of residents within five miles of each of your stores is asymmetrically distributed, the distribution of the sample means will be approximately normal with a mean of 25 thousand.
The standard deviation of the sample means is:


The z value is 
We plug in the values to get:

The area to the right of 1.87 is
.
The probability that the average number of residents within five miles of each store in a sample of 50 stores will be more than 27.8 thousand is 3.07%
See attachment.