Which of the following value represents a negative relationship that is weak?

A major disadvantage of using the range as a measure of variability is that it is

A) Difficult to compute, because it is based on many scores. B) Difficult to interpret. C) Often unable to be computed. D) Unstable, because it derives from only two scores.

For much of the past 60 years, defense policy was centered around the U.S. relationship with which country?

A. Afghanistan B. Iraq C. Soviet Union D. Great Britain