Q13 of 69 Page 6

Find the value of p if the mean of the following distribution is 7.5:


Now,



⇒7.5(41+p) = 303 + 9p


⇒307.5 + 7.5p = 303 + 9p


⇒ 7.5p – 9p = 303 – 307.5


⇒ -1.5p = -4.5


⇒ p = 3


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