Probability and Statistics – Page 40

Two-similar-boxes-B-i-i-1-2-contain-i-1-red-and-5-i-1-black-balls-One-box-is-chosen-at-random-and-two-balls-are-drawn-randomly-what-is-the-probability-that-both-balls-are-of-different-colours-

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Question Number 12306 by Gaurav3651 last updated on 18/Apr/17 $T w o s i m i l a r b o x e s B_{i} (i = 1, 2) c o n t a i n$ $(i + 1) r e d a n d (5 - i - 1) b l a c k b a l l s .$ $O n e b o x i s c h o s e n a t r a n d o m a n d$ $t w o b a l l s a r e d r a w n r a n d o m l y .$ $w h a t i s t h e p r o b a b i l i t y t h a t b o t h$ $b a l l s a r e o f d i f f e r e n t c o l o u r s ?$ $(a) 1 / 2$ $$\left({b}\right)\:\:\mathrm{3}/\mathrm{10}…

The-number-of-words-can-be-made-formed-using-all-letters-in-the-word-amutasia-by-not-containing-the-three-vowels-side-by-side-is-

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Question Number 77777 by jagoll last updated on 10/Jan/20 $T h e n u m b e r$ $o f w o r d s c a n b e m a d e f o r m e d$ $u s i n g a l l l e t t e r s i n t h e w o r d$ $^{'} {a m u t a s i a}^{'} b y n o t c o n t a i n i n g$ $t h e t h r e e v o w e l s s i d e b y s i d e i s ?$ Answered by mr W last…

If-the-ratio-of-the-students-that-pass-a-test-to-those-that-fail-is-in-ratio-4-1-If-9-students-were-chosen-at-random-what-is-the-probability-that-exactly-7-passed-the-test-

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Question Number 12156 by tawa last updated on 15/Apr/17 $If the ratio of the students that pass a test to those that fail is in ratio 4 : 1,$ $If 9 students were chosen at random, what is the probability that exactly$ $7 passed the test .$ Answered by mrW1 last updated on 23/Apr/17 $${probability}\:{pass}\:{test}\:{p}=\frac{\mathrm{4}}{\mathrm{4}+\mathrm{1}}=\mathrm{0}.\mathrm{8} \…

a-6-digit-number-formed-with-the-first-number-is-2-and-contains-4-equal-number-many-number-can-be-made-are-

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Question Number 77394 by jagoll last updated on 06/Jan/20 $a 6 digit number formed$ $with the first number is 2 and$ $contains 4 equal number . many$ $number can be made are$ Commented by mr W last updated on…

A-number-is-selected-at-random-from-the-integers-10-to-35-exclussive-such-that-the-chances-take-the-subsets-of-P-Q-and-R-respectively-where-P-is-even-Q-is-even-or-prime-number-and-R-is-odd-prime

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Question Number 11599 by tawa last updated on 28/Mar/17 $A number is selected at random from the integers 10 to 35 exclussive, such$ $that the chances take the subsets of P, Q and R respectively, where P is$ $even, Q is even or prime number, and R is odd prime numbers . What is$ $the probability$ $(a) That exacly one of the events of the subset is choosen ?$ $(b) Of choosen at most two of the subset of the event .$ Answered by mrW1…

A-number-is-selected-at-random-from-the-integers-1-to-100-exclusive-What-is-the-chance-of-choosing-at-random-a-two-digit-number-which-is-a-Divisible-by-4-b-The-multiple-of-5-

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Question Number 11600 by tawa last updated on 28/Mar/17 $A number is selected at random from the integers 1 to 100 exclusive,$ $What is the chance of choosing at random a two digit number which is$ $(a) Divisible by 4$ $(b) The multiple of 5$ Answered by mrW1 last updated on 29/Mar/17…

In-a-certain-urn-there-are-3-blue-2red-and-5-yellow-marbles-Calculate-probability-that-atmost-2-marbles-will-be-red-if-3-marbles-are-drawn-without-replacement-

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Question Number 142489 by jlewis last updated on 01/Jun/21 $In a certain urn there are 3 blue,$ $2 red and 5 yellow marbles .$ $Calculate probability that atmost$ $2 marbles will be red if 3 marbles$ $are drawn without replacement$ Commented by mr W last…

two-dice-are-tossed-together-4-times-the-odds-appear-that-the-number-on-the-first-dice-us-twice-the-number-on-the-second-dice-exactly-twice-

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Question Number 76650 by john santu last updated on 29/Dec/19 $t w o d i c e a r e t o s s e d t o g e t h e r 4 t i m e s .$ $t h e o d d s a p p e a r t h a t t h e n u m b e r$ $o n t h e f i r s t d i c e u s t w i c e t h e n u m b e r$ $o n t h e s e c o n d d i c e e x a c t l y t w i c e ?$ Terms of Service Privacy Policy Contact:…

if-a-and-b-two-numbers-do-not-have-to-be-chosen-randomly-and-with-returns-from-the-set-1-2-3-4-5-what-probability-that-a-b-is-an-integer-

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Question Number 76651 by john santu last updated on 29/Dec/19 $i f a a n d b t w o n u m b e r s d o n o t h a v e$ $t o b e c h o s e n r a n d o m l y a n d w i t h$ $r e t u r n s f r o m t h e s e t {1, 2, 3, 4, 5} . w h a t$ $p r o b a b i l i t y t h a t \frac{a}{b} i s a n i n t e g e r ?$ Answered by benjo 1/2 santuyy last…

Question-11101

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Question Number 11101 by FilupS last updated on 12/Mar/17 Commented by FilupS last updated on 12/Mar/17 $assume that any drawn cards are not$ $returned$ Answered by DrDaveR last…

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