Q. I took a friend quiz in a magazine and it says that I don't make a very good friend. Can that really be true?A. First, let me say congratulations! If the quiz said that you don't make a very good friend then you must have answered the quiz honestly, at least from the friend quiz author's point of view.Now let's delve into the content of the quiz. The bad thing about a friend quiz is that it is automatically biased by the author's opinion of what makes a good friend.For example: There might be a question that asks:Your friend wants you to cover...