Question03

Given that BMI is approximately normally distributed, present the following summary statistics for BMI of smokers and nonsmokers (Hint: Think about ST3001.).

	Smokers	Nonsmokers
Mean
Standard deviation

 

Use this table to answer the following questions based on your individual data. For each response, write a one-sentence explanation for how Excel was used to assist you in your computations.

1. Find the percent of smokers expected to have a BMI of greater than 25 (overweight).

2. Find the percent of nonsmokers expected to have a BMI of less than 18.5 (underweight).