THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
In a regression based on 35 annual observations,U.S.farm income was related to four independent variables- grain exports,federal government subsidies,population,and a dummy variable for bad weather years.The model was fitted by least squares,resulting in a Durbin-Watson statistic of 1.34.The regression of 
on 
i yielded a coefficient of determination of 0.036.
-Test the model for heteroscedasticity.
Definitions:
BRCA Analysis
Genetic testing that checks for mutations in the BRCA1 and BRCA2 genes, known to increase the risk of breast and ovarian cancers.
Genetic Disorder
A condition caused by abnormalities in an individual's DNA, often resulting in disease or variations in development.
Gene Therapy
A medical treatment involving the modification of a person's genes to prevent or treat disease.
Nucleus
The vital body in the protoplasm of a cell.
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