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OpenStudy (anonymous):
you know how to solve this? phi
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OpenStudy (anonymous):
@phi
OpenStudy (anonymous):
The scores on an eighth–grade physics exam were found to be normally distributed with an average score of 65 and a standard deviation of 10. Find the percentage of students who scored less than 55 on the exam. 77.34 34.13 15.87 84.13
OpenStudy (anonymous):
hola
OpenStudy (anonymous):
hey
OpenStudy (anonymous):
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OpenStudy (anonymous):
the 99s are always scared of my problems
OpenStudy (anonymous):
@undeadknight26
OpenStudy (anonymous):
@tkhunny
OpenStudy (anonymous):
srry cant help but im sure u will know the answer soon good luck
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