HSC Science (Computer Science) 12th Board ExamMaharashtra State Board
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# Solution for The probability distribution of a discrete random variable X is - HSC Science (Computer Science) 12th Board Exam - Mathematics and Statistics

ConceptProbability Distribution of a Discrete Random Variable

#### Question

The probability distribution of a discrete random variable X is:

 X=x 1 2 3 4 5 P(X=x) k 2k 3k 4k 5k

find P(X≤4)

#### Solution

P(X<=4)=P(X=1)+P(X=2)+P(X=3)+P(X=4)

=k+2k+3k+4k

=10k

Is there an error in this question or solution?

#### APPEARS IN

2015-2016 (March) (with solutions)
Question 4.2.4 | 2 marks

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Solution for question: The probability distribution of a discrete random variable X is concept: Probability Distribution of a Discrete Random Variable. For the courses HSC Science (Computer Science), HSC Science (Electronics), HSC Science (General) , HSC Arts, HSC Commerce (Marketing and Salesmanship), HSC Commerce
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