In a linear regression model if the mean of the independent variable data is 10,the mean of the dependent variable data is 75 and the slope is 5,the intercept is
A)25
B)7
C)-25
D)13

Question

Quizplus · Accepted Answer

The intercept can be found using the formula for the line, y = mx + b, where m is the slope and b is the intercept. Plugging in the means for x and y (10 and 75, respectively) and the slope (5), we get 75 = 5(10) + b. Solving for b gives us b = 75 - 50 = 25.

In a Linear Regression Model If the Mean of the Independent