CBSE Class 9 Answered
Statistics
Asked by Shank10 | 17 Aug, 2008, 10:17: PM
Expert Answer
f = 6+8+5+p+9+5 ==33+p
f x = 72 +104 +70 + 15p + 144 +85 == 475 + 15p
mean == 475 +15p / 33 +p == 14.5
solving , 475 + 15p = 14.5 ( 33 +p)
p ==7
Answered by | 18 Aug, 2008, 01:56: PM
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