You have found a correlation coefficient of +.70 between the number of days students attend class and their grade point averages.

Describe what this correlation means both in its strength and direction; determine the percent of variance and explain what it means; and explain why this correlation does not prove causation between class attendance and grade point average.

What will be an ideal response?

Describe what this correlation means both in its strength and direction; determine the percent of variance and explain what it means; and explain why this correlation does not prove causation between class attendance and grade point average.

What will be an ideal response?