In the first order linear regression model, the population parameters of the y-intercept and the ...

In the first order linear regression model, the population parameters of the y-intercept and the slope are estimated, respectively, by:
a. b0 and b1 c. 0 and b1
b. b0 and 1 d. 0 and 1

Q. 2

In the simple linear regression model, the y-intercept represents the:
a. change in y per unit change in x. c. value of y when x = 0.
b. change in x per unit change in y. d. value of x when y = 0.

Q. 3

The residual is defined as the difference between:
a. the actual value of y and the estimated value of y
b. the actual value of x and the estimated value of x
c. the actual value of y and the estimated value of x
d. the actual value of x and the estimated value of y

Q. 4

Which of the following techniques is used to predict the value of one variable on the basis of other variables?
a. Correlation analysis c. Covariance
b. Coefficient of correlation d. Regression analysis

Q. 5

If an estimated regression line has a y-intercept of 10 and a slope of 4, then when x = 2 the actual value of y is:
a. 18 c. 14
b. 15 d. unknown.

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In the first order linear regression model, the population parameters of the y-intercept and the ...

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