Multiple Choice
In the study reported in the text, the Pearson's r between the measures of poverty and homicide was 0.57. Which of the following is a reasonable interpretation of this result?
A) Poverty causes homicide.
B) Homicide causes poverty.
C) As poverty increases, homicide decreases.
D) There is a moderate, positive correlation between homicide and poverty.
Correct Answer:

Verified
Correct Answer:
Verified
Q14: A study of traffic safety shows a
Q15: Dummy variables make it possible to include
Q16: The conditional mean of Y for any
Q17: If the slope of a regression line
Q18: When testing Pearson's r for significance, the
Q20: By convention, the independent variable is arrayed
Q21: A study found that parenting classes were
Q22: The text reported information about the relationship
Q23: In regression analysis, the symbol "a" stands
Q24: A researcher wants to measure the strength