Consider the following data set: 2.2,2.3,2.3,2.5,2.6,2.7,2.8,2.8,2.8,2.9,3.1,3.2,and 3.5.The rank assigned to the three observations of value 2.8 is:
A)6
B)7
C)8
D)9

Question

Quizplus · Accepted Answer

Rank is assigned based on the order of the values from smallest to largest. The given data set can be ordered as follows: 2.2, 2.3, 2.3, 2.5, 2.6, 2.7, 2.8, 2.8, 2.8, 2.9, 3.1, 3.2, 3.5. The three observations of value 2.8 have ranks 7, 8, and 9, respectively. Therefore, the rank assigned to the three observations of value 2.8 is 8. The best choice is C, which corresponds to the rank of 8.

Consider the Following Data Set: 2