RRB NTPC · Calculate Mean of Data

Exercise and reference answers

Matching pairs

1. Left

   2, 4, 6

   Right

   Mean = 4

2. Left

   10, 20, 30

   Right

   Mean = 20

3. Left

   5, 10, 15, 20

   Right

   Mean = 12.5

4. Left

   1, 2, 3, 4, 5

   Right

   Mean = 3

Instructions

Match each item to its correct pair