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3 р.2. The Mean of 50observations was 180. It wasobserved that the value of 170was wrongly copied as 120.Find the correct Mean (3marks) |
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Answer» Step-by-step EXPLANATION: x = 50*180 - 140+170 x= 50*100+30/50 x= 530/50 x = 10.6 so, the mean is 10.6 hope this HELPS! |
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