A researcher gathers data on the length of essays (number of lines) and the SAT

Question

A researcher gathers data on the length of essays (number of lines) and the SAT scores received for a sample of students enrolled at his university. Based on his regression results, the 95% confidence interval for the slope of the regression equation is-0.88 to 1.34. At = 0.05, we can say score. O B. The correlation between length of essays and SAT score is significant. ° C. The slope of the regression equation is significantly different from zero OD The slope of the regression equation is not significantly different from zero

Explanation / Answer

as as our confidence interval cntains 0 in its interval ; therefore correct option is D

the slope of the regression equation is not significantly different from zero.

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