Category: Probability and Statistics

Question Number 147895 by legand last updated on 24/Jul/21 Terms of Service Privacy Policy Contact: info@tinkutara.com

Question Number 147413 by pete last updated on 20/Jul/21 $$$$$$\mathrm{An}\mathrm{experiment}\mathrm{consist}\mathrm{of}\mathrm{flipping}\mathrm{a}$$$$\mathrm{coin}\mathrm{and}\mathrm{then}\mathrm{flipping}\mathrm{it}\mathrm{a}\mathrm{second}\mathrm{time}$$$$\mathrm{if}\mathrm{a}\mathrm{head}\mathrm{occurs}.\mathrm{If}\mathrm{a}\mathrm{tail}\mathrm{appears}\mathrm{on}\mathrm{thei}$$$$\mathrm{first}\mathrm{flip}\mathrm{then}\mathrm{a}\mathrm{die}\mathrm{is}\mathrm{tossed}\mathrm{once}.$$$$\mathrm{a}.\mathrm{Listthe}\mathrm{element}\mathrm{of}\mathrm{the}\mathrm{sample}\mathrm{space}\mathrm{S}.\mathrm{b}$$$$\mathrm{b}.\mathrm{List}\mathrm{the}\mathrm{element}\mathrm{of}\mathrm{S}\mathrm{corresponding}$$$$\mathrm{to}\:\mathrm{the}\:\mathrm{event}\:\mathrm{A}\:\mathrm{that}\:\mathrm{a}\:\mathrm{number}\:\mathrm{less}\:\mathrm{than}\: \…

Question Number 147130 by puissant last updated on 18/Jul/21 Commented by puissant last updated on 18/Jul/21 $$\mathrm{merci}\mathrm{prof}$$ Commented by Olaf_Thorendsen last updated on…

Question Number 146927 by puissant last updated on 16/Jul/21 Answered by Olaf_Thorendsen last updated on 16/Jul/21 $$\lambda =\frac{P_{\stackrel{-}{V}}\left(M\right)}{P_V\left(M\right)}$$$$\lambda\:=\:\frac{{P}_{\overset{−} {{V}}} \left({M}\right){P}\left(\overset{−} {{V}}\right){P}\left({V}\right)}{{P}_{{V}}…

Question Number 146799 by puissant last updated on 15/Jul/21 Answered by Olaf_Thorendsen last updated on 15/Jul/21 $$\mathrm{Il}\mathrm{y}\mathrm{a}2\mathrm{photocopieuses}\mathrm{couleur}\mathrm{sur}5:$$$$p=\frac{2}{5}$$$$\mathrm{Il}\mathrm{y}\mathrm{a}3\mathrm{photocopieuses}\mathrm{N}\mathrm{\&}\mathrm{B}\mathrm{sur}5:$$$$q=\frac{3}{5}=1-p$$$$\mathrm{On}\:\mathrm{note}\:\mathrm{X}\:\mathrm{la}\:\mathrm{variable}\:\mathrm{aleatoire}\:\mathrm{qui}…