SOLUTION: x is a normal distributed random variable with a mean of 11.00. if the probability that is x is less then 11.88 is 0.67 then what is the standard deviation of x

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Question 1198336: x is a normal distributed random variable with a mean of 11.00. if the probability that is x is less then 11.88 is 0.67 then what is the standard deviation of x
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
Invnorm(.67) = .4399
z = (11.88-11)/σ = .4399
σ = .88/.4399 = 1.84 rounded