A-3 Central Tendency

1. If the mean is 1943.71 and ∑m=13606, the value of 'n' will be-------

• 10
• 7
• 9
• 8

2. If ∑m=972 and n=10, the average will be-------

• 97.2
• 9720
• 9.72
• 972

3. if the size of item is 1,5,4,5,2,5 the mode will be----

• 1
• 4
• 5
• None of the above

4. If n=104, then the value of Median will be------

• 50.5
• 52.5
• 26
• 26.5

5. If ∑m=3300 and n=15, the average will be-------

• 220
• 2.20
• 2200
• 22.0

6. If the size of item is 1,3,6,6,3,2 this is called-----

• Single model series
• Bi-model series
• Tri-model series
• None of the above

7. If Mean is 46.69 & Median is 47.4, then the mode will:

• 48.82
• 4882
• 488.2
• 4.882

8.If n=104, then the value of Median will be-----

• 50
• 52.5
• 26
• 26.5

9. The Arithmetic Mean of 9,18,27,36,45 is-----

• 18
• 27
• 36
• 45

10. If Mode is 10 and Arithmetic Mean is 13 then Median will be-----

• 14
• 10
• 12
• 15