SCENARIO 14-10 You Worked as an Intern at We Always Win Car

Multiple Choice

SCENARIO 14-10
You worked as an intern at We Always Win Car Insurance Company last summer. You notice that individual car insurance premiums depend very much on the age of the individual and the number of traffic tickets received by the individual. You performed a regression analysis in EXCEL and obtained the following partial information:


-Referring to Scenario 14-9,if the variable that measures the number of firms that manufacture automobile parts in and around the city is removed from the multiple regression model,which of the following would be true?

A) The adjusted r² will definitely increase.
B) The adjusted r² cannot increase.
C) The coefficient of multiple determination will not increase.
D) The coefficient of multiple determination will definitely increase.