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    Probability using normal distribution: heights of children

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    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.

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    Solution Preview

    For 5% on both sides, first get the value of z. Since we are looking for both ...

    Solution Summary

    This post shows how to calculate the confidence range using the normal distributuion.