Mathematics, 13.02.2022 08:50 341404143
A farmer keeps a record of the weekly milk yield of his herd of seven cows over a period of six months. He finds that the mean yield is 24 litres. He buys another cow that he is told will produce 28 litres of milk a week. Work out the effect this will have on the mean milk yield of his cows.
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A farmer keeps a record of the weekly milk yield of his herd of seven cows over a period of six mont...
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