SOLUTION: A poll was conducted that asked 1014 people how many books they had read in the past year. Results indicated that x(overbar)=13.1 books and s=16.6
books.
A. Construct a 95R
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Question 1085058: A poll was conducted that asked 1014 people how many books they had read in the past year. Results indicated that x(overbar)=13.1 books and s=16.6
books.
A. Construct a 95% confidence interval for the mean number of books people read.
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
The interval is 13.1+/- z*s/sqrt(n). I use z here, because n is so large that t approaches and is essentially = to z.
+/- 1.96*16.6/sqrt (1024); that sqrt=32
+/-1.017
(12.1, 14.1)
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