1. The Table and scatter plot below compare the number of hours a teenager spends online and the amount of sleep that teenager gets.

The scatter below compares the amount of sleep a person got the prior evening and their reaction time on a particular task.

Which statement is the most accurate based on the data shown in the scatter plot? 

A poll of 2000 teenagers found that 1 in 8 teenagers carries aweapon. In a typical high school with 1200 students, what is theprobability that more than 135 students, but fewer than 180, carrya wapon.

Use the normal curve approximation to the binomialdistribution.

The probability is ___.
Round to 4 decimal places.