I wrote this SAS code to get a breusch pagan test. But the breusch pagan value is blank. Why? FILENAME REFFILE '/home/u63739286/exam1.xls'; PROC IMPORT DATAFILE=REFFILE DBMS=XLS OUT=WORK.exam1; GETNAMES=YES; RUN; PROC CONTENTS DATA=WORK.exam1; RUN; proc reg data=exam1; model Calories= weight height Protein Carbohydrates Calcium gender; run; proc gplot data=exam1; plot Calories*Carbohydrates; run; proc model data=exam1; parms b0 b4; Calories = b0 + b4*Carbohydrates; fit Calories/white breusch=(1 diameter); run;
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