Menu Close

Category: Probability and Statistics

Given-data-1-3-3-5-5-5-5-8-9-10-10-12-find-the-value-of-quartile-1-st-

Question Number 160520 by cortano last updated on 01/Dec/21 $$\:\mathrm{Given}\:\mathrm{data}\::\:\mathrm{1},\mathrm{3},\mathrm{3},\mathrm{5},\mathrm{5},\mathrm{5},\mathrm{5},\mathrm{8},\mathrm{9},\mathrm{10},\mathrm{10},\mathrm{12} \\ $$$$\:\mathrm{find}\:\mathrm{the}\:\mathrm{value}\:\mathrm{of}\:\mathrm{quartile}\:\mathrm{1}^{\mathrm{st}} \\ $$ Answered by chengulapetrom last updated on 01/Dec/21 $$\frac{\mathrm{3}+\mathrm{5}}{\mathrm{2}}=\frac{\mathrm{8}}{\mathrm{2}}=\mathrm{4} \\ $$ Terms…

what-is-E-X-if-the-joint-density-function-of-X-and-Y-is-given-f-x-y-24xy-0-lt-x-lt-1-0-lt-y-lt-1-x-0-elsewhere-

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…

x-n-1-x-dx-

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}…

1-There-are-60-tickets-in-a-bag-numbered-1-through-60-If-a-ticket-is-picked-at-random-find-the-probability-that-the-number-is-divisible-by-3-or-4-

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…