① The Mean of 7 observations is
is 32.If one observation 48 is added to this then new mean is
A)36
B)32
C)34
D)38
please guys it is urgent
Answers
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Step-by-step explanation:
32=x/7
(x+48)/7
=(×/7)+(48/7)
=32 plus 6.857 (since (x/7) = 32)
=38.857 or 38.86 (approx)
the closest being 38
38 will be your answer
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