Question

Plzzz
Z answer this question fastly ​

Answer 1

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Just kidding, here's your answer.

Total items = 16

Mean of items = 30

Sum = 16×30

= 480

After checking,

Correct sum = Original sum - Wrong observations + Correct observations

= 480-16-28+26+34

= 480+16

= 496

Correct mean = Correct sum/Total items

= 496/16

= 31

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