If mean of \(n\) item is \(\bar{x}\). If each \(r^{\text {th }}\) item is increased by \(2 r\). .... VIDEO
If mean of \(n\) item is \(\bar{x}\). If each \(r^{\text {th }}\) item is increased by \(2 r\). Then new mean will be 📲PW App Link - https://bit.ly/YTAI_PWAP 🌐PW Website - https://www.pw.live
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