Multiple Choice
A researcher noticed that, for streams along the East Coast, the amount of money spent on restoration and the number of distinct fish populations present appeared to have a negative correlation.
To investigate this observed association, how should the researcher begin his research?
A) Compute the least-squares regression line
B) Compute the correlation coefficient
C) Compute the square of the correlation coefficient
D) Conduct a well-designed experiment
Correct Answer:
Verified
Correct Answer:
Verified
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