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Question 1

Height and weight are positively correlated. This means that .

Which of the following correlation coefficients indicates the strongest relationship between two variables?

Which statement best illustrates a negative correlation between the number of hours spent watching TV the week before an exam and the grade on that exam?

The correlation coefficient indicates the weakest relationship when .

In his correlational research, Dr. Martin discovered that university graduates earn significantly more money than high school graduates. He also found that the more education people had, the less likely they were to be diagnosed with a psychological disorder. In this research, it appears that there is a  _______________ correlation between education and income and a  ____________ correlation between education and number of psychological disorders.


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MathQuill
   x  x  √  n√  |   | (   ) π ∞ DNE
   x  √  (   ) π ∞ DNE
( ) ( ] [ ) [ ] —∞ ∞ ∪ DNE
< > ≤ ≥ or All Real Numbers DNE
log logn ln n√  | | e 
sin cos tan arcsin arccos arctan ⟨ ⟩
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