Y axis is 1.5 and x axis is 1 and make them meet in the middle and add and repeat the process
Answer: ($3.055, $3.205)
Step-by-step explanation:
Given : Significance level : 
Critical value : 
Sample size : n= 36
Sample mean : 
Standard deviation : 
The confidence interval for population mean is given by :_


Hence, the 95% confidence interval to estimate the population mean = ($3.055, $3.205)
Add $20 and $60 and your answer which is $80 dividdd that by 1.
can u take a better pic :) so its more clear!!
Step-by-step explanation:
The answer is 42 why, because 42 divided by 6 equals 7 plus 14 is 21 and then you double it so it's 42.