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arif19
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Asked: 2022-04-06T12:54:37+05:30 In:

The average income of persons was Rs.210 with a S.D. of Rs. 10 in sample of 100 people of a …

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The average income of persons was Rs.210 with a S.D. of Rs. 10 in sample of 100 people of a city. For another sample of 150 persons, the average income was Rs. 220 with S.D. of Rs. 12. The S.D. of incomes of the people of the city was Rs. 11. Test whether there is any significant difference the average income of the localities.

probability and statistics
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    2. Jeeva

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    3. I'M ADMIN

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      The average income of persons was Rs.210 with a S.D. of Rs. 10 in sample of 100 people of a city. For another sample of 150 persons, the average income was Rs. 220 with S.D. of Rs. 12. The S.D. of incomes of the people of the city was Rs. 11. Test whether there is any significant difference the average income of the localities.

       

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