Design Layout References Mailings Review View 9 Tel Times New Ro11 la\"a\" Aa- ·

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Design Layout References Mailings Review View 9 Tel Times New Ro11 la"a" Aa- ···?! T Font Paragraph Regression analysis is a modeling technique a. that assumes all data is normally distributed b. for analyzing the relationship between dependent and independent variables. c. for examining linear trend data only d. for capturing uncertainty in predicted values of Y 1. The reason an analyst creates a regression model is a. to determine the errors in the data collected. b. to predict a dependent variable value given specific independent variable values c. to predict an independent variable value given specific dependent variable value d. to verify the errors are normally distributed. 2- 3. Why do we create a scatter plot of the data in regression analysis? a. To compute the error terms. b. Because Excel calculates the function from the scatter plot. c. To visually check for a relationship between X and Y d. To estimate predicted values The term in the regression model represents a the slope of the regression model b. a random error term c. a correction for mistakes in measuring X d. a correction for the fact that we are taking a sample. 4- 5· The error term in a regression model represents a a random error in the data b unsystematic variation in the dependent variable. c. variation not explained by the independent variables 5 2

Explanation / Answer

2.  The reason an analyst creates a regression model is

Option (B) is the answer

To predict the dependent variable value given specific. independent variables

3. Why do we create a scatter plot of the data in regression. analysis?

Option(C) is the answer:

  To visually check for a relationship betweekn X and Y axis.

6. The regression line denotes the(AVERAGE VARIATION) between the dependent and independent variables.

Option(D) is the answer

7. Regression function indicates the Average value the dependent variable assumes for a given value of the independent variable.

Option(A) is the answer

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