Answer :

Out of 15 bulbs, five are defective.


Let p = probability that drawn bulb is defective



Also, the q = probability that drawn bulb is not defective.



Let X be the probability that the drawn bulb is defective out of 4.


Then, X follows a binomial distribution with,



The required binomial distribution is given by,



Let, X, be the random variable getting defective ball, so,













Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses
RELATED QUESTIONS :

An urn contains 3Mathematics - Board Papers

Two cards are draMathematics - Board Papers

There are three cMathematics - Board Papers

Three numbers areMathematics - Board Papers

Let <span lang="EMathematics - Board Papers

Which of the follRD Sharma - Volume 2

Which of the follRD Sharma - Volume 2

A random variableRD Sharma - Volume 2