Question Help ASAP!

[october22]

The scores on a standardized English placement exam are normally distributed with a mean of 100 and a variance of 81. The top 10% of students will be placed in an Honours English class. What score must a student get on the placement test in order to be placed in Honours English?


THANKS!!

 

[Dragan]

The scores on a standardized English placement exam are normally distributed with a mean of 100 and a variance of 81. The top 10% of students will be placed in an Honours English class. What score must a student get on the placement test in order to be placed in Honours English?


THANKS!!

october22: Please see this link regarding posting homework questions.

http://www.talkstats.com/showthread.php/57-We-only-provide-homework-help-to-those-who-show-effort

 

[PsychResearcherRASIS]

http://en.wikipedia.org/wiki/Normal_curve#Standardizing_normal_random_variables

Everything you need to solve this is there.

 

[Outlier]

And if you say that you have not the least interest in learning this stuff, or that you are willing to pay someone to handle these pesky homework problems for you, then I will thank you for your honesty but I will tell you that your problems are not really of a numerical nature.