Question
The weights of adult males are normally distributed with a mean of 172 lb and a standard deviation of 29 lb
Q.Find the weight that divides the upper 2% of weights from the lower 98%
Q.Find the weight that divides the upper 2% of weights from the lower 98%
Answers
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 and it corresponding Z score. Use Z value to find score in the above equation.
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion and it corresponding Z score. Use Z value to find score in the above equation.