Answer:$271
Step-by-step explanation:
$125x12= 1500+250=1750
1750-1479=271
Answer: ($3.532, $4.166)
Step-by-step explanation:
Given : Significance level : 
Critical value : 
Sample size : n= 157
Sample mean : 
Standard deviation : 
The confidence interval for population mean is given by :_


Hence, the 0% confidence interval for the average tip given at this restaurant = ($3.532, $4.166)
Your answer would be if i'm correct
M^2-8m-7
If not that one
M^2+8m+7
The submarine's new position is 240 feet below sea level.
This is the answer I wish you will understand