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CBSE Class 12-science Answered

Write the probability distribution table and find the mean of the variable Y whose probability distribution is given graphically.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
answered-by-expert Expert Answer
Answered by | 04 Jun, 2014, 03:23: PM

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CBSE 12-science - Maths
A Five digits number is written down at random. Find the probability that number is divisible by 5 and no two consecutive digits are identical.
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CBSE 12-science - Maths
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CBSE 12-science - Maths
Four rotten oranges  are accidently mixed with 16 good ones . three oranges are drawn at random from the mixed lot . let X be the no of rotten oranges drawn . Find mean and variance of X
Asked by haroonrashidgkp | 07 Nov, 2018, 09:16: PM
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CBSE 12-science - Maths
Two cards are drawn  from a well shuffled pack of 52 cards. Find the probability distribution of number of kings. Also compute the variance for the number of kings
Asked by haroonrashidgkp | 05 Nov, 2018, 09:37: PM
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CBSE 12-science - Maths
Let X denote a random variable. The probability that X can take the values x, has the following form, where k is some unknown constant. Find the value of k.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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CBSE 12-science - Maths
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Maths
Write the probability distribution table and find the mean of the variable Y whose probability distribution is given graphically.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Maths
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Maths
A bag contains 2 red and 3 black balls . One ball is drawn and put back into the bag.This is done three times and everytime a red ball is drawn, it is counted as a success.Let 'X' denote the number of successes.is 'X' a random variable. Justify your answer
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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CBSE 12-science - Maths
A bag contains 2 red and 3 black balls . One ball is drawn and put back into the bag. This is done three times and everytime a red ball is drawn, it is counted as a success.Let 'X'be a random variable that denotes the number of successes. Shaw that X is a function of the Sample space.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
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