SCENARIO 12-13
Recent studies have found that American children are more obese than in the past. The amount of time children spent watching television has received much of the blame. A survey of 100 ten-yearolds revealed the following with regards to weights and average number of hours a day spent watching television. We are interested in testing whether the mean number of hours spent watching TV and weights are independent at 1% level of significance.
-Referring to Scenario 12-13,if there is no connection between weights and average number of hours spent watching TV,we should expect how many children to be spending no more than 6 hours on average watching TV and are more than 10 lbs.underweight?
A)5.8
B)6.2
C)8
D)12

Question

SCENARIO 12-13
Recent studies have found that American children are more obese than in the past. The amount of time children spent watching television has received much of the blame. A survey of 100 ten-yearolds revealed the following with regards to weights and average number of hours a day spent watching television. We are interested in testing whether the mean number of hours spent watching TV and weights are independent at 1% level of significance. 
-Referring to Scenario 12-13,if there is no connection between weights and average number of hours spent watching TV,we should expect how many children to be spending no more than 6 hours on average watching TV and are more than 10 lbs.underweight?
A)5.8 
B)6.2 
C)8 
D)12

Quizplus · Accepted Answer

The Answer of SCENARIO 12-13
Recent studies have found that American children are more obese than in the past. The amount of time children spent watching television has received much of the blame. A survey of 100 ten-yearolds revealed the following with regards to weights and average number of hours a day spent watching television. We are interested in testing whether the mean number of hours spent watching TV and weights are independent at 1% level of significance. 
-Referring to Scenario 12-13,if there is no connection between weights and average number of hours spent watching TV,we should expect how many children to be spending no more than 6 hours on average watching TV and are more than 10 lbs.underweight?
A)5.8 
B)6.2 
C)8 
D)12

SCENARIO 12-13 Recent Studies Have Found That American Children Are More Obese