The following table gives the experience (in years) and the number of stocks sold during the previous three months by seven brokers in the Egyptian stock market. Experience ( years) 4 12 9 6 10 16 7 Number of stocks 19 42 28 31 39 35 21 1) Determine both dependent and independent variables, and explain the expected relationship between them. 2) Calculate the correlation coefficient comment on the results. 3) Estimates the simple regression model and comment on the estimated coefficients. 4) Calculate the coefficient of determination and comment on the results. 5) Predict the number of stocks sold during the past three months by broker with eleven years of experience