A shipping company believes there is a linear association between the weight of packages shipped and the cost. The following table shows the weight (in pounds) and cost (in dollars) of the last seven packages shipped. The Spearman rank correlation coefficient between weight and cost is ________.
A) 0.960
B) 0.811
C) 0.820
D) 0.897

Question

A shipping company believes there is a linear association between the weight of packages shipped and the cost. The following table shows the weight (in pounds) and cost (in dollars) of the last seven packages shipped.  The Spearman rank correlation coefficient between weight and cost is ________.
A) 0.960 
B) 0.811 
C) 0.820 
D) 0.897

Quizplus · Accepted Answer

The Spearman rank correlation coefficient between weight and cost is calculated to be 0.820, which suggests a strong positive correlation between the two variables. Option C is the closest answer to 0.820. The other options are too far from 0.820 and cannot be considered as the best choice.

A Shipping Company Believes There Is a Linear Association Between