The correlation coefficient for practicing violin and getting better grades in a group of people is 0.8. Analyze the following statement.

Playing violin causes students to get better grades.

Is this a reasonable conclusion?

Yes; students who play violin must necessarily get better grades

Yes; the correlation coefficient is above 0.5, so that implies causation

No; playing violin and earning better grades are completely unrelated

No; even though there is a strong positive correlation, playing violin doesn't cause students to get better grades

Question

Mathematics

Marley Baldwin

1 September, 02:44

The correlation coefficient for practicing violin and getting better grades in a group of people is 0.8. Analyze the following statement.

Playing violin causes students to get better grades.

Is this a reasonable conclusion?

Yes; students who play violin must necessarily get better grades

Yes; the correlation coefficient is above 0.5, so that implies causation

No; playing violin and earning better grades are completely unrelated

No; even though there is a strong positive correlation, playing violin doesn't cause students to get better grades

+5

Answers (1)

Know the Answer?

Matias Harrison · Answer 1

I think the correct answer from the choices listed above is the second option. The conclusion saying playing violin causes students to get better grades is a reasonable conclusion. This is because the correlation coefficient is above 0.5, so that implies causation. Hope this answers the question.