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Re: Mode, Median, Mean

I need help for the following questions to get the correct answers. Please provide workings, Thank you.

SECTION C - 6 MARKS The summary statistics of the midterm and final exam scores are: Mean Standard Deviation Midterm 75 10 Final 70 10 The Correlation between the midterm and final exam r = 0.7 The number of students: n = 25 Question 11 (2 marks) Assume there is a linear relationship/association between the midterm exam score and final exam score. What is the dependent variable y, and what is the independent variable x? ANSWER: Question 12 (2 marks) The linear regression model is: y=ax+b. Calculate the slope a and intercept b. Answer with the formula and calculation steps in details. ANSWER:Question 13 (2 marks) List the linear regression equation and predict the final exam score for a midterm exam score of 95. Answer with the formula and calculation steps in details