Which of the following is most clearly a statement about a statistical relationship between variables?
A) About one-third of Americans have a psychological disorder at some time in their lives.
B) Summer temperatures in Phoenix often exceed 100 degrees Fahrenheit.
C) "Pain-Away" is more effective at treating headaches than its main competitor.
D) Many people are willing to visit a psychotherapist for help with their problems-but many are not.

Question

Quizplus · Accepted Answer

Statement C is clearly stating a statistical relationship between the effectiveness of "Pain-Away" and its main competitor in treating headaches. The other statements do not provide clear statistical relationships between variables.

Which of the Following Is Most Clearly a Statement About