the value of -10/3×-15/2×17/19×0=maths solution
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Answer:
Mean =
∑f
i
∑x
i
f
i
⇒mean =
2+3+4+5p+6
(15×2)+(17×3)+(19×4)+((20+p)×5p)+(23×6)
⇒mean =
2+3+4+5p+6
30+51+76+(20+p)(5p)+138
=20
⇒295+100p+5p
2
=300+100p
⇒5p
2
=5
⇒p=1
Step-by-step explanation:
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