Question

Problem 7.18

This problem is a paired t-test. First, input the data. There are two, numeric variables. You can call them anything you want. I called them CHOL1 and CHOL2. make sure you answer the question using the 5-Step Process for Hypothesis Testing

DATA prob718;

INPUT chol1 chol2;

DATALINES;

210 215

230 240

190 190

215 200

260 280

200 210

;

PROC TTEST DATA = prob718;

PAIRED chol2*chol1;

RUN;

After entering the data, run a t-test procedure. The PAIRED statement tells which variables to compare and will test if “CHOL2 - CHOL1 = 0”.

Answer 1

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