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(12) If the mean of the following data is 20.2, find the value of P. x 10 15 20 25 30 f 6 8 P 10 6 |
| Answer» MEAN ∑ 15 y∑ 15 (x×y) ⇒20.2= 6+8+p+10+660+120+20p+250+180 ⇒(30+p)×20.2=20p+610⇒0.2p=4⇒p=20Step-by-step EXPLANATION:I HOPE YOU'LL GET THIS..!!PLEASE FOLLOW ME AND MARK ME BRAINLIEST..!!! | |