Answer:
I’m pretty sure the answer is $84
Step-by-step explanation:
Answer:
k=|14+x|-5
Step-by-step explanation:
just rewrite the equation as k=|14+x|-5
Answer:

Step-by-step explanation:
The missing parameters are:
--- population
--- population mean
-- population standard deviation
Required

First, calculate the sample standard deviation




Next, calculate the sample mean 

So:

So, we have:



Calculate the z score




So, we have:

From the z table

So:

72 sq in times 9 is 648 sq in