Solve these story sums.
Exercise 12.5
1. Amit watched two cartoon shows on television. The first show was 1 hour
35 minutes long. The second show was 45 minutes long. For how long did
television?
he watch



Answer :

Final answer:

The mean and standard deviation for the number of hours Americans spend watching television per month are X = 151 hours and Sx = 32 hours, respectively.


Explanation:

X = 151 hours

Sx = 32 hours

Therefore, X = Mean number of hours spent watching television per month from the sample of 108 Americans.


Learn more about Calculating mean and standard deviation in statistics here:

https://brainly.com/question/39470058