Given that on one section of the SAT the mean is 500 and the standard deviation is 100,what is the approximate probability of a student scoring 400 or lower or 500 or higher on the test?
A) .12
B).22
C).45
D).66

Question

Given that on one section of the SAT the mean is 500 and the standard deviation is 100,what is the approximate probability of a student scoring 400 or lower or 500 or higher on the test? 
A) .12
B).22
C).45
D).66

Quizplus · Accepted Answer

The Answer of Given that on one section of the SAT the mean is 500 and the standard deviation is 100,what is the approximate probability of a student scoring 400 or lower or 500 or higher on the test? 
A) .12
B).22
C).45
D).66

Given That on One Section of the SAT the Mean