Practicing Success

Target Exam

CUET

Subject

-- Mathematics - Section B2

Chapter

Index Numbers and Time Based Data

Question:

Three observations of a random sample of size 5 are 12, 6, 15. If sample mean is 10 and difference between 2 missing observations is 1, the two missing observations are :

Options:

 6, 7

7, 8

8, 9

9, 10

Correct Answer:

8, 9