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RD Sharma Solution for Class 12 Science Mathematics Chapter 33 - Binomial Distribution

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Our RD Sharma Textbook Solutions are considered extremely helpful for solving the tough questions which are asked in the CBSE Class 12 exam. TopperLearning Textbook Solutions are compiled by subject experts. Herein, you can find all the answers to the textbook questions for Chapter 33 - Binomial Distribution.

All our solutions are created in accordance with the latest CBSE syllabus, and they are amended from time to time to provide the most relevant answers. Our free RD Sharma Solutions for CBSE Class 12 Mathematics will strengthen your fundamentals in Mathematics and will help you in your attempts to score more marks in the final examination. CBSE Class 12 students can refer to our solutions any time — while doing their homework and while preparing for the exam.

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RD Sharma Solution for Class 12 Science Mathematics Chapter 33 - Binomial Distribution Page/Excercise 33.1

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Solution 8

Required Probability =4547 over 8192

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Solution 32


Solution 33

                                = 0.0256

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Solution 45

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Solution 50

  

Solution 51

  

Solution 52

  

Solution 53

  

Note: Answer given in the book is incorrect.

RD Sharma Solution for Class 12 Science Mathematics Chapter 33 - Binomial Distribution Page/Excercise 33.2

Solution 1

Solution 2

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Solution 12

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Solution 22

Out of 15 bulbs 5 are defective.

 

begin mathsize 12px style table attributes columnalign left end attributes row cell text Hence ,  the   probability   that   the   drawn   bulb   is   defective   is end text end cell row cell text P end text left parenthesis text Defective end text right parenthesis equals 5 over 15 equals 1 third end cell row cell text P end text left parenthesis text Not   defective end text right parenthesis equals 10 over 15 equals 2 over 3 end cell row cell text Let   X   denote   the   number   of   defective   bulbs   out   of   4. end text end cell row cell text Then ,  X   follows   binomial   distribution   with   end text end cell row cell straight n equals 4 comma text   end text straight p equals 1 third text   and   end text straight q equals 2 over 3 text   such   that end text end cell row cell straight P left parenthesis straight X equals straight r right parenthesis equals straight C presuperscript 4 subscript straight r open parentheses 1 third close parentheses to the power of straight r open parentheses 2 over 3 close parentheses to the power of 4 minus straight r end exponent semicolon straight r equals 0 comma 1 comma 2 comma 3 comma 4 end cell row cell text Mean end text equals sum from straight r equals 0 to 4 of rP left parenthesis straight r right parenthesis equals 1 cross times straight C presuperscript 4 subscript 1 open parentheses 1 third close parentheses open parentheses 2 over 3 close parentheses cubed plus 2 cross times straight C presuperscript 4 subscript 2 open parentheses 1 third close parentheses squared open parentheses 2 over 3 close parentheses squared end cell row cell plus 3 cross times straight C presuperscript 4 subscript 3 open parentheses 1 third close parentheses cubed open parentheses 2 over 3 close parentheses plus 4 cross times straight C presuperscript 4 subscript 4 open parentheses 1 third close parentheses to the power of 4 open parentheses 2 over 3 close parentheses to the power of 0 end cell row cell equals 32 over 81 plus 48 over 81 plus 24 over 81 plus 4 over 81 equals 108 over 81 equals 4 over 3 end cell end table end style

Solution 23

  

Solution 24

  

Solution 25

  

RD Sharma Solution for Class 12 Science Mathematics Chapter 33 - Binomial Distribution Page/Excercise MCQ

Solution 1

Correct option: (a)

  

Solution 2

Correct option: (b)

  

Solution 3

Correct option: (c)

  

Solution 4

Correct option: (c)

  

Solution 5

Correct option: (a)

  

Solution 6

Correct option: (c)

  

 

Solution 7

Correct option: (a)

  

Solution 8

Correct option: (a)

  

Solution 9

Correct option: (b)

  

 

Solution 10

Correct option: (a)

  

Solution 11

Correct option: (d)

  

Solution 12

Correct option: (d)

  

Solution 13

Correct option: (a)

  

Solution 14

Correct option: (b)

  

Solution 15

Correct option: (c)

  

Solution 16

Correct option: (b)

  

Solution 17

Correct option: (d)

  

Solution 18

Correct option: (d)

 

NOTE: Answer not matching with back answer.

Solution 19

Correct option: (b)

  

Solution 20

Correct option: (b)

  

Solution 21

Correct option: (c)

  

Solution 22

Correct option: (d)

  

Solution 23

 

NOTE: Answer not matching with back answer.

Solution 24

Correct option: (b)

  

Solution 25

Correct option: (d)

  

Solution 26

Correct option: (d)

  

Solution 27

Correct option: (a)

  

Solution 28

Correct option: (a)

  

Solution 29

Correct option: (c)

In Binomial distribution trails are independent.

Solution 30

Correct option: (b)

  

RD Sharma Solution for Class 12 Science Mathematics Chapter 33 - Binomial Distribution Page/Excercise 33VSAQ

Solution 1

Solution 2

Solution 3

Solution 4

Solution 5

rightwards double arrow q equals 0.4

Solution 6

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Solution 9

Solution 10

TopperLearning provides step-by-step solutions for each question in each chapter in the RD Sharma textbook for class 9. Access the CBSE Class 9 Mathematics Chapter 33 - Binomial Distribution for free. The textbook questions have been solved by our subject matter experts to help you understand how to answer them. Our RD Sharma Textbook Solutions will help you to study and revise, and you can easily clear your fundamentals of Chapter 33 - Binomial Distribution.

Text Book Solutions

CBSE XII Science - Mathematics

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