8. What is the most accurate reason for why null hypotheses are used?a. It is used simply as a comparison

8. What is the most accurate reason for why null hypotheses are used?

a. It is used simply as a comparison for the alternative hypothesis.
b. Researchers use it as a tool to assess possible bias in experimental procedures.
c. It enables the hypothesis to be tested in a meaningful way using statistical analysis.
d. It is the hypothesis that researchers are trying to prove through experimental tests.

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