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.

Option D is correct.

Step-by-step 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.

the best buy, is the 4- kilogram bag of lollipops for $18.40.

step-by-step explanation:

i found my answer by dividing the cost of each bag by their respective weights.

14.88 divided by 2 = 7.44

17.29 divided by 3 = 5.77

18.4 divided by 4 = 4.6

24.4 divided by 5 = 4.88

by this, i found that the 4 kilo bag is the best buy.