Asked by diana
Assume the monthly rainfall in a certain state is normally distributed with a mean of 2.85 inches and a standard deviation of .2 inches:
a) probability that in any given month there is between 2.7 and 2.9 inches of rainfall
b) probability that in any given month there is more than 2.9 inches of rainfall
a) probability that in any given month there is between 2.7 and 2.9 inches of rainfall
b) probability that in any given month there is more than 2.9 inches of rainfall
Answers
Answered by
PsyDAG
Z = (score-mean)/SD
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion related to the Z score.
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion related to the Z score.
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