Answer: 
Step-by-step explanation:
The confidence interval for population mean is given by :-
, where 
is the sample mean and ME is the margin of error .
Given : The sample mean : 
Margin of error : 
Then , the range of values (confidence interval) likely to contain the true value of the population parameter will be :-
Hence, the range of values likely to contain the true value of the population parameter =
Answer:
A
Step-by-step explanation:
It because I think it is the correct
how come you need help? It is super easy. Just combine Like Terms.
https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-expressions-and-variables/cc-6th-combining-like-terms/v/combining-like-terms-1
That is a website for help!
Answer:
12√5
Step-by-step explanation:
6√5 + 6√5 = (6 + 6) * √5 = 12 * √5 = 12√5.
Idk figure it out.. sorry
