Please explain and show all your work. Thank you!!!

When investigating the relationship between the amount of time someone spends getting ready in the morning and how much they spent on their last haircut, a student found a correlation of 0.347. What is the percent of variation in the spending on a haircut explained by the least squares regression line between the two variables? 12.0% 65.3% O 34.7% O 58.9% Ages of Oscar Winning Actors from 1975 to 2004 * B * 70 80 20 30 40 50 60 Age "A" denotes female actors. "B" denotes male actors. What would be the value for the upper fence for Group A? The following scatterplot shows the relationship between scores on Exam 1 and Exam 3 for female students in my Math 119 class last semester. Gender - Female Exam 3 Score 100 80 60 40 20 40 60 80 100 Exam 1 Describe the relationship using the FOUR aspects discussed