Asked by Jerry
a machine fills containers with a standard deviation of filling weights of 1.5. calculate the mean weight if only 4 % of the containers hold less than 19 ounces
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 and its Z score. Insert the Z score and the other values in the above equation and solve for the mean.
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion and its Z score. Insert the Z score and the other values in the above equation and solve for the mean.
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