My codes are: DATA Ch2_14;
INPUT ratio $ viscosity;
CARDS;
1.0 0.45
0.9 0.20
0.8 0.34
0.7 0.58
0.6 0.70
0.5 0.57
0.4 0.55
0.3 0.44
;
RUN;
proc Reg data = CH2_14;
model ratio = viscosity;
run; ERROR: Variable ratio in list does not match type prescribed for this list. How to fix my code?
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