Sue is converting scale data to ordinal rankings.She has organized the data from highest to lowest but does not know what to do with two data points that have the same value of 12.8.The two scores would hold the 5th and 6th ranks.What should she do?
A) Randomly assign one value to the rank of 5 and the other to 6.
B) Assign whichever is first on the list to the rank of 5 and the other to the rank of 6.
C) Use a rank of 5.5 for both.
D) Use a rank of 5 for both.

Question

Quizplus · Accepted Answer

When two data points have the same value, it is appropriate to assign them an average of their possible ranks. In this case, the possible ranks are 5 and 6, so the average is 5.5. Therefore, option C is the best choice.

Sue Is Converting Scale Data to Ordinal Rankings