The following table gives the experience (in years) and the number of computers sold during the previous three months by seven salespersons.
Experience ( years) 4 12 9 6 10 16 7
Computer sold {unit) 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 and the determinant coefficient.
Explain what they mean.
3) Estimates the simple regression model and comment on the estimated
coefficients.
4) Predict the number of computers sold during the past three months by
salespersons with eleven years of experience.