Question

Which of the following is not a requirement for regression​ analysis? Choose the correct answer below. A. Outliers can have a strong effect on the regression​ equation, so remove any outliers if they are known to be errors. B. Visual examination of the scatterplot shows that the points approximate a​ straight-line pattern. C. The sample of paired​ (x,y) data is a random sample of quantitative data. D. The method for regression analysis line is not robust. It is seriously affected by a small departure from a normal distribution.

Answer 1

Option D is correct.

Explanation:

Regression analysis determines the relationship between 2 or more variables by examining the influence of independent variables on a dependent variable.

Few requirements for regression​ analysis are like - quantitative data condition, the outlier condition, error independence etc.

The following is not a requirement for regression​ analysis:

D:The method for regression analysis line is not robust. It is seriously affected by a small departure from a normal distribution.