4. The verbal part of the Graduate Record Exam (GRE) has a  of 500 and  = 100. Use the normal distribution to answer the following questions:
a. If you wanted to select only students at or above the 90th percentile, what verbal GRE score would you use as a cutoff score?
b. What verbal GRE score corresponds to a percentile rank of 15%?
c. What’s the percentile rank of a GRE score of 628?

Question

4.	The verbal part of the Graduate Record Exam (GRE) has a  of 500 and  = 100. Use the normal distribution to answer the following questions: 
a.	If you wanted to select only students at or above the 90th percentile, what verbal GRE score would you use as a cutoff score?
b.	What verbal GRE score corresponds to a percentile rank of 15%? 
c.	What’s the percentile rank of a GRE score of 628?

anonymous · Answer

I am not sure how to go about this problem. Is anyone able to offer some help? Thanks!!

anonymous · Answer

I cant really see whats in the boxes

anonymous · Answer

Sorry, I see what happened. I tried to copy and paste a curve.

anonymous · Answer

what subject is this ?

anonymous · Answer

It was a flat line with a symmetrical curve that was just for a visual. It was numbered left to right at -3, -2, -1, 0, 1, 2, 3.

anonymous · Answer

statistics

anonymous · Answer

ahh im sorry im only in algebra 2

anonymous · Answer

Oh, that's ok. Thanks for trying!

here_to_help15 · Answer

ill help

anonymous · Answer

ok!

anonymous · Answer

Are you still there, Here_to_Help15?

anonymous · Answer

the boxes were actually the greek symbols for mean= 71 " & standard deviation = 2.3