Assume that x has a normal distributionwith specified meanand standard deviation. Find the indicated probabilities.
a. P(14< x <18), mu = 12, sigma= 1.3____________
b. P(X>120), mu= 116, sigma= 4.7____________
c. P(x<206), mu= 192, sigma= 4.8____________
Please refer attached file for missing expressions.
Solution
First we should find the Z score, so that we may use standard …
The solution depicts the steps to calculate the indicated probability values with the help of information provided.