STOS 1023 Statistic For Information Technology STOS 1023 Statistic For Information Technology 11. Given X is the number of years diagnosed with diabetes, while Y represents an 12. Janice and Paul did a study on feelings of stress and life satisfaction. Participants individual's age. completed a measure on how stressed they were feeling (on a 1 to 30 scale) and a measure of how satisfied they felt with their lives (measured on a 1 to 10 scale). The x 1 2 3 4 5 6 7 8 9 table below indicates the participants' scores. Using this data, answer the following Y 16 23 35 28 44 40 22 61 82 questions: a) Compute the linear regression line y=bo+b1x (6 marks) Participant# Stress score (X) Life Satisfaction (Y) 1 11 N 25 1 w 19 4 4 7 9 23 N Co 11 00 22 w 25 w 10 6 b) What is the estimated value, y for x = 7? 10 (2 marks) 5 159 51 Mean 15.9 5.1 SD 7.23 2.70 a) Based on the table above, calculate the correlation (r) between stress and life satisfaction (4 marks) b) Write a brief interpretation of the correlation in 13(a), including the strength, direction, and an explanation of the effect. (2 marks)