PubH 6470, Fall 20111Homework 5: due Tuesday, 15 NovemberBMI percentiles.Body mass index (BMI) is defined as (weight in kg)–(height in m)2. BMI is used to measureobesity in adults, but is not computed for children. Instead, there are distributions of BMI by age and gender,often shown in growth charts for children; GoogleBMI percentileand check the CDC website for examples ofgrowth charts.Next, GoogleSAS BMI percentile.One of the first hits will be the CDC Growth Chart Resources page, with linksto SAS code and directions for using this code. Refer to notes from Lecture 6 about the macro%LET.The spreadsheetHW5 NHANES3 Exam.xlscontains children aged 2–17 from the NHANES III Examination datathat we used for an earlier homework, so you can refer to the same documentation.1. Use the CDC code to compute BMI percentile for the children in the spreadsheet. See Lecture 12 fornotes about finding the path to a file.
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