SOLUTION: HELP!!!!!!!! Suppose you earned 100 points on an exam. Under which of the following conditions did you earn the best grade? When: a. μ = 80 and σ = 10 b. μ = 8

Algebra ->  Probability-and-statistics -> SOLUTION: HELP!!!!!!!! Suppose you earned 100 points on an exam. Under which of the following conditions did you earn the best grade? When: a. μ = 80 and σ = 10 b. μ = 8      Log On


   

Question 527157: HELP!!!!!!!!
Suppose you earned 100 points on an exam. Under which of the following conditions did you earn the best grade?
When:
a. μ = 80 and σ = 10
b. μ = 80 and σ = 5
c. μ = 105 and σ = 10
d. μ = 105 and σ = 5
Make sure to justify your response with one to two sentences.
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
B, because you are four standard deviations above the mean score (as opposed to two with A).