Department of Pre-University Education, KarnatakaPUC Karnataka Science Class 12
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# In a Group of 200 Items, If the Probability of Getting a Defective Item is 0.2, Write the Mean of the Distribution. - Mathematics

#### Question

In a group of 200 items, if the probability of getting a defective item is 0.2, write the mean of the distribution.

#### Solution

It is given that the binomial distribution's p =0.2 and number of items (n) = 200

Hence,$\text{ mean, i . e . } np = 200 (0 . 2) = 40$

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#### APPEARS IN

RD Sharma Solution for Mathematics for Class 12 (Set of 2 Volume) (2018 (Latest))
Chapter 33: Binomial Distribution
Very Short Answers | Q: 3 | Page no. 27
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#### Video TutorialsVIEW ALL [1]

In a Group of 200 Items, If the Probability of Getting a Defective Item is 0.2, Write the Mean of the Distribution. Concept: Bernoulli Trials and Binomial Distribution.
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