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Normal Distribution and Standard Deviation Analysis

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The resting heart rate for a sample of people are normally distributed with a mean of 70 and a standard deviation of 15. Use 68-95-99.7 rule to find the % of heart rate in each of the following categories:
less than 55
less than 40
less than 85
less than 100
greater than 85
greater than 55
greater than 40
between 55 and 85

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The expert examines normal distribution and standard deviation analysis.

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• MSc, Osmania University
• MSc, Indian Institute of Technology - Roorkee (I.I.T.-ROORKEE)
• BSc, Banaras Hindu University
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