Question Number 94806 by i jagooll last updated on 21/May/20 Commented by mr W last updated on 21/May/20 $$\mathrm{120}\:{females}\:{from}\:\mathrm{200}\:{total}, \\ $$$$\Rightarrow\frac{\mathrm{120}}{\mathrm{200}}=\frac{\mathrm{3}}{\mathrm{5}} \\ $$ Commented by…
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Question Number 94500 by i jagooll last updated on 19/May/20 $$\mathrm{what}\:\mathrm{is}\:\mathrm{E}\left(\mathrm{X}\right)\:\mathrm{if}\:\mathrm{the}\:\mathrm{joint} \\ $$$$\mathrm{density}\:\mathrm{function}\:\mathrm{of}\:\mathrm{X}\:\mathrm{and}\:\mathrm{Y}\: \\ $$$$\mathrm{is}\:\mathrm{given}\:\mathrm{f}\left(\mathrm{x},\mathrm{y}\right)\:=\:\begin{cases}{\mathrm{24xy}\:,\:\mathrm{0}<\mathrm{x}<\mathrm{1},\mathrm{0}<\mathrm{y}<\mathrm{1}−\mathrm{x}}\\{\mathrm{0}\:,\:\mathrm{elsewhere}}\end{cases} \\ $$ Answered by john santu last updated on 19/May/20…
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Question Number 93610 by 675480065 last updated on 14/May/20 $$\int\left(\frac{\sqrt{\mathrm{x}^{\mathrm{n}} +\mathrm{1}}}{\mathrm{x}}\right)\mathrm{dx} \\ $$ Answered by 1549442205 last updated on 14/May/20 $$\mathrm{Put}\:\mathrm{1}+\mathrm{x}^{\mathrm{n}} =\mathrm{t}^{\mathrm{n}} \Rightarrow\mathrm{x}^{\mathrm{n}−\mathrm{1}} \mathrm{dx}=\mathrm{t}^{\mathrm{n}−\mathrm{1}} \mathrm{dt}.\mathrm{We}\:\mathrm{have}…
Question Number 158995 by Raxreedoroid last updated on 11/Nov/21 A population of 15 items. 4 red, 6 black and 5 green. a sample of 4…
Question Number 27774 by mubeen897@hotmail.com last updated on 14/Jan/18 Commented by mubeen897@hotmail.com last updated on 14/Jan/18 $${question}\:\mathrm{4}\:{part}\left({a}\right)??{Need}\:{help}\:{Please} \\ $$ Terms of Service Privacy Policy Contact:…
Question Number 27235 by das47955@mail.com last updated on 03/Jan/18 $$\left(\mathrm{1}\right)\:\:\boldsymbol{\mathrm{There}}\:\boldsymbol{\mathrm{are}}\:\mathrm{60}\:\boldsymbol{\mathrm{tickets}}\:\boldsymbol{\mathrm{in}}\:\boldsymbol{\mathrm{a}}\:\boldsymbol{\mathrm{bag}} \\ $$$$\boldsymbol{\mathrm{numbered}}\:\mathrm{1}\:\boldsymbol{\mathrm{through}}\:\mathrm{60}.\boldsymbol{\mathrm{If}}\:\boldsymbol{\mathrm{a}}\:\boldsymbol{\mathrm{ticket}}\: \\ $$$$\boldsymbol{\mathrm{is}}\:\boldsymbol{\mathrm{picked}}\:\boldsymbol{\mathrm{at}}\:\boldsymbol{\mathrm{random}},\boldsymbol{\mathrm{find}}\:\boldsymbol{\mathrm{the}}\: \\ $$$$\boldsymbol{\mathrm{probability}}\:\boldsymbol{\mathrm{that}}\:\boldsymbol{\mathrm{the}}\:\boldsymbol{\mathrm{number}}\:\boldsymbol{\mathrm{is}} \\ $$$$\boldsymbol{\mathrm{divisible}}\:\boldsymbol{\mathrm{by}}\:\mathrm{3}\:\boldsymbol{\mathrm{or}}\:\mathrm{4}\:? \\ $$ Answered by Rasheed.Sindhi last updated…
Question Number 26255 by jashandhillon@gmail.com last updated on 23/Dec/17 $${if}\:{two}\:{dice}\:{are}\:{tossed}\:{together}\:{what}\:{is}\:{probability}\:{of}\:{sim}\:{of}\:{number}\:{on}\:{the}\:{dice}\:{being}\:{an}\:{even}\:{number} \\ $$ Commented by Rasheed.Sindhi last updated on 23/Dec/17 $$\mathrm{Sum}\:\mathrm{of}\:\mathrm{two}\:\mathrm{numbers}\:\mathrm{is}\:\mathrm{even}\:\mathrm{if}: \\ $$$$\:\mathrm{either}\:\mathrm{both}\:\mathrm{numbers}\:\mathrm{are}\:\mathrm{even} \\ $$$$\:\:\:\:\:\:\:\:\:\:\:\:\mathrm{or}\:\mathrm{both}\:\mathrm{numbers}\:\mathrm{are}\:\mathrm{odd}. \\…
Question Number 25559 by das47955@mail.com last updated on 11/Dec/17 $$\left(\mathrm{1}\right)\:\mathrm{In}\:\mathrm{a}\:\mathrm{single}\:\mathrm{throw}\:\mathrm{of}\:\mathrm{three}\: \\ $$$$\mathrm{dice},\mathrm{find}\:\mathrm{the}\:\mathrm{probability}\:\mathrm{of}\:\mathrm{getting} \\ $$$$\mathrm{a}\:\mathrm{total}\:\mathrm{of} \\ $$$$\left(\mathrm{i}\right)\:\mathrm{4} \\ $$$$\left(\mathrm{ii}\right)\:\mathrm{at}\:\mathrm{most}\:\mathrm{4} \\ $$$$\left(\mathrm{iii}\right)\:\mathrm{atleast}\:\mathrm{4} \\ $$ Commented by prakash…