Same chapter3 marksDifficulty: Medium
Distinguish between raw data and a frequency distribution.
Statistics
3 marksDifficulty: Medium
The mean of 6 numbers is 20. If one number is removed the mean of the rest is 22. Find the number removed.
Original Khojo Papers practice question — not from a past board paper.
Answer
10
No citable source has been recorded for this record. Treat it as practice material, not as fact.
Explanation
The total of the six numbers is 120 and the total of the remaining five is 110, so the number removed is 10.
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