1 Answer | Add Yours
Given mean `mu=70`
Standard deviation `sigma=4.5`
From a standard normal table we find that the probability of a z-value less than -1.777 is 0.0377.
Therefore, the probability that a value is less than 62 is approximately 3.77 percent.
We’ve answered 395,736 questions. We can answer yours, too.Ask a question