# lab9 - Statistics 440 Lab Exercises 9 Before you begin...

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Statistics 440: Lab Exercises 9 1 Before you begin: Login to Illinois Compass (compass.uiuc.edu) and download all of the data files ( bloodtyp.dat , allergy.dat ) from the Data\Lab 9 folder. Save them in ‘ D:\ netid ’ or a folder of your choice. 1. Reading Multiple Records per Observation Medical data is stored in the raw data file BLOODTYP . The first record contains the patient’s identification number and the patient’s first and last names. The second record contains a code specifying the medical plan, the patient’s blood type, a code indicating whether the patient has any allergies, and the number of dependants covered by the family’s health plan. First Record Order Field Notes 1 ID Number 5-character code 2 Last Name Longest value is 9 characters. 3 First Name Longest value is 11 characters. Second Record Order Field Notes 1 Plan Type 1-character code 2 Blood Type Longest value is 3 characters. 3 Allergy Code 1-character code: Y=Yes, N=No 4 Number of Dependants Numeric field Sample Records

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