Wants to test whether the quality of work done

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A company wants to test whether the quality of work done in two regional offices is the same. Random samples of n1 = 100 and n2 = 200 are taken from each office and checked for accuracy. There were 20 errors in the first office and 30 errors in the second office. Test at 0.01 level of significance to see if accuracy is different for the two offices.

Reference no: EM132351352

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