Sample surveys are classified as descriptive, cross-sectional studies whose samples are drawn in such a way as to be representative of a specific population

The practice known as servant leadership was coined by Robert Greenleaf and states that leaders are servants first and leaders second, putting their employees and their employees' needs ahead of their own

Indicate whether the statement is true or false

In analyzing the residuals to determine whether the simple regression analysis satisfies the regression assumptions, which of the following is true?

A) The histogram of the residuals should be approximately bell-shaped. B) The scatter plot of the residuals against the dependent variable should illustrate that the variation in residuals is the same over all levels of . C) Neither A nor B are true. D) Both A and B are true.