SOLUTION: A sociologist claims that children spent more time watching television in 1981 than children do today. A study was conducted in 1981 to find the time that children watched televisi

Question 1115528: A sociologist claims that children spent more time watching television in 1981 than children do today. A study was conducted in 1981 to find the time that children watched television on weekdays. Recently, a similar study was conducted. The results of these studies (in hours per weekday) are shown below. Assume the population standard deviation is 0.7 for 1981 and 0.6 for today. At alpha equals0.05, can you support the sociologist's claim? Complete parts (a) through (d) below.
Answer by ikleyn(52931) (Show Source): You can put this solution on YOUR website!
.
I can not complete parts (a) through (d) below,

because there is NOTHING below.

The results of these studies (in hours per weekday) are also NOT shown below.

Say, for what reason did you post this nonsense ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?

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