The heights of children 2 years old are normally distributed with a mean of 32 inches and a standard deviation of 1.5 inches. Pediatricians regularly measure the heights of toddlers to determine whether there is a problem. There may be a problem when a child is in the top or bottom 5% of heights. Determine the heights of 2 year old children that could be a problem.© BrainMass Inc. brainmass.com March 4, 2021, 8:47 pm ad1c9bdddf
For 5% on both sides, first get the value of z. Since we are looking for both ...
This post shows how to calculate the confidence range using the normal distributuion.