Which of the following is an example of IaaS?

In testing the validity of a multiple regression model, a large value of the F-test statistic indicates that:

A) most of the variation in the independent variables is explained by the variation in y. B) the model has significant explanatory power because at least one slope coefficient is not zero. C) most of the variation in y is unexplained by the regression equation. D) the model provides a poor fit.

Which of the following statements is true of nonroutine cognitive skills?

A) They have become less marketable. B) They increase an individual's job security. C) They do not experience the impact of technological changes. D) They are usually outsourced by organizations to the lowest bidder.