State whether there is no correlation, a positive correlation, or a negative correlation between the x and y variables. If there is a correlation, state whether it is most likely due to coincidence, a common underlying cause, or a direct cause.
- For a group of English students at the local junior college, the scatter diagram compares the number of correct answers on a test they took(y) and the length of the pencil used to take the test(x) .
A) Positive correlation; direct cause
B) Negative correlation; coincidence
C) No correlation
D) Positive correlation; coincidence
Correct Answer:
Verified
Q10: State whether you believe the two variables
Q11: Select the best estimate of the correlation
Q12: Select the best estimate of the correlation
Q13: Provide an appropriate response.
-Estimate the coordinates
Q14: State whether there is no correlation, a
Q16: State whether you believe the two variables
Q17: State whether you believe the two variables
Q18: Solve the problem.
-The following table gives
Q19: How does the outlier affect the correlation
Q20: Solve the problem.
-The table below shows
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