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Suppose there are 40 students in my class. Out of which, 8 students live on campus housing. If I select 15 students at random
A box contains 4 red and 6 black balls if two balls are selected at random without replacement and colors of the balls are no
A package contains 10 resistors, 2 of which are defective. If 2 resistors are selected at random without replacement, find th
Find P(88<X<118) when X has normal distribution with mean 80 and standard deviation 15. 0.2912 0 0.6730 1.23 O 0.4943 0.8849
If two dice are rolled and sum of the numbers on two dice are noted with corresponding probabilities. Find the expected value
In Binomial distribution P(x) = nCx. pm. g(n-1), x = 0,1, ....n what is the meaning of (n-x)? Probability of failure Number o
math   Statistics-And-Probability   
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- Binomial dbn. 14 15 Op.8/40- /s, 7:15 PCX73): 1-P(x+3) | -[P(x=0)+ P (x-1) + P (*= 2) + PCX = 3)) -[56674 Co (15)°(975)+ Skan ③ Hypergeometric Don: Plgeling k red ballo) - (m) Cih © Here, N = Total No. of balls = 10 M= No. of red balls = 4 No.of btype geometrie Abu alleant p(x-1) + P(x-2) Plgetting one defective) Plxik) - CM CM) :) there M = 9, No 10, n=2 288 721 X?! P(lão dicer 4 x - sum of Mis on ***** X:X1 X2 S (x ) ؟ 2. (, 2) 3 (, 3) H (۱) (1,2) (13) (۱,۱) (۱) ها (4) ( ا ع (ا ا ) و با منP(x= x) X X P(x= x 2 3 Expected value 2/6 6134 12/36 20136 30/36 of x = Explx) wi 252 ܘ 36 1/36 2/36 3/36 ißt 5136 6136 5/36(5.) In Binomial distribution P(x)= nCx.p q” n-a means b) No. of failures

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