Category: Probability and Statistics

Question Number 55736 by byaw last updated on 03/Mar/19 Answered by tanmay.chaudhury50@gmail.com last updated on 03/Mar/19 $$p\left(underwieight\right)=\frac{1}{20}\to p(u.w)=\frac{1}{20}\to \mathit{a}$$$$p\left(actualweight\right)=\frac{19}{20}\to p(a.w)=\frac{19}{20}\to b$$$$a+b=1$$$$\left({b}+{a}\right)^{\mathrm{72}} ={b}^{\mathrm{72}} +\mathrm{72}{c}_{\mathrm{1}}…

Question Number 55735 by byaw last updated on 03/Mar/19 Answered by tanmay.chaudhury50@gmail.com last updated on 03/Mar/19 $$a)p\left(v\right)=\frac{4}{1000}$$$$b)p(h.r)=\frac{5}{1000}$$$$c)ormeansuninonofset$$$$AUB=A+B-A\cap B$$$${p}\left({v}\cup{h}.{r}\right)={p}\left({v}\right)+{p}\left({h}.{r}\right)−{p}\left({v}\cap{h}.{r}\right)…

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Question Number 186721 by Mingma last updated on 09/Feb/23 Commented by Mingma last updated on 09/Feb/23 How far is the arc from A to B? The side of the square is 2 in length Answered by HeferH last updated on 09/Feb/23 Commented…

Question Number 55539 by mr W last updated on 26/Feb/19 Commented by MJS last updated on 27/Feb/19 $$\mathrm{what}\mathrm{am}\mathrm{I}\mathrm{missing}?\mathrm{from}\mathrm{any}\mathrm{point}A\mathrm{we}\mathrm{have}$$$$\pm 45°\mathrm{range}=90°\mathrm{for}B\Rightarrow \mathrm{the}\mathrm{probability}\mathrm{should}$$$$\mathrm{be}25\mathrm{\%}$$ Commented…