Answer:
27x-9y
3(9x-3y)
Step-by-step explanation:
please mark me as brainlest
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)
The town receives 5 inches of rain per week so multiply 5 by the number of weeks in a 31 day month
Answer:
d
Step-by-step explanation: