Estimating the cost of cultivation of maize per hectare

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Reference no: EM13240245

Suppose a sample of farmers is to be selected for estimating the cost of cultivation of maize per hectare. The precision is to be within 20 birr with 95% confidence level. From a post survey, it is known that the population (farmers’ cost of cultivation) is estimated to vary in average by 250 birr from an average cost of one farmer?

Reference no: EM13240245

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