Math, asked by sadanandasahoo58, 3 days ago

The average 10 observations was 10, that of the first 6 being 10 and that of the last 3 being 8. What is the 7th observation?

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Answered by AKM260

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Class 11

>>Economics

>>Measures of Central Tendency

>>Arithmetic Mean in Statistics

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The mean and variance of 7

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