1.

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)​

Answer»

ANSWER:

Step-by-step EXPLANATION:

X = 50*180

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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