The number of hours per week that high school students spend on computers is normally distributed,with a mean of 5 hours and a standard deviation of 2 hours.70 students are chosen at random.Let
Represent the mean number of hours spent on the computer for this group.Find the probability that
Is between 5.1 and 5.7.
A)0.672
B)0.660
C)0.115
D)0.336
E)2.510

Question

The number of hours per week that high school students spend on computers is normally distributed,with a mean of 5 hours and a standard deviation of 2 hours.70 students are chosen at random.Let 
Represent the mean number of hours spent on the computer for this group.Find the probability that 
Is between 5.1 and 5.7.
A)0.672 
B)0.660 
C)0.115 
D)0.336 
E)2.510

Quizplus · Accepted Answer

The Answer of The number of hours per week that high school students spend on computers is normally distributed,with a mean of 5 hours and a standard deviation of 2 hours.70 students are chosen at random.Let 
Represent the mean number of hours spent on the computer for this group.Find the probability that 
Is between 5.1 and 5.7.
A)0.672 
B)0.660 
C)0.115 
D)0.336 
E)2.510

The Number of Hours Per Week That High School Students