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प्रश्न
The mean of 16 natural numbers is 48. Find the resulting mean, if each of the number is decreased by 10%
उत्तर
Mean = 48
Total numbers = n = 16
Therefore,
Resulting mean (when each number is decreased by 10%)
= 48 - 10% = 48
= 48 - 4.8
= 43.2.
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