Given below is the scatter plot of the price/earnings ratio versus earnings per share of 20 U.S. companies. There appears to be a negative relationship between price/earnings ratio and earnings per share.
【单选题】听力原文:M: Hello. Matt Ellis speaking. W: Hello, Dr. Ellis, my name's Mary Johnson. My roommate, Janet Holms, wanted me to call you. M: Janet Holms? Oh, that' s right she' s in my class. Has anything hap...