BigShots,Inc

Multiple Choice

BigShots,Inc.is a specialty e-tailer that operates 87 catalogue websites on the Internet.Kevin Conn,Sales Director,feels that the style (colour scheme,graphics,fonts,etc. ) of a website may affect its sales.He chooses three levels of design style (neon,old world and sophisticated) and randomly assigns six catalogue websites to each design style.In Kevin's experiment "sales at a website" is ___.

A) a blocking variable
B) a concomitant variable
C) a treatment variable
D) the dependent variable
E) the independent variable