In multiple regression, interpreting the regression results is complicated because the different independent variables are scaled differently. The answer is to standardize the beta coefficients

Robert Noyce and Jack Kilby are pioneers in the digital revolution. What contribution did they make?

A) They invented the transistor. B) They invented the spreadsheet. C) They invented the first digital computer. D) They invented the silicon chip. E) They invented the Internet.

Which of the following would be considered a hardship location (due to dangerous conditions)?

A) Baghdad, Iraq B) Basel, Switzerland C) Oslo, Norway D) Brisbane, Australia