2 The probability of a defective pen from a pen manufacturing unit is 3%. In a boxof 400 pens, find the probability that(a) exactly 3 pens are defective(b) more than 2 pens are defective.

Given : p = 0.03 n = 400 Let X represents a defective pen X ~ Binomial(400, 0.03)

Answered: 2 The probability of a defective pen…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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2 The probability of a defective pen from a pen manufacturing unit is 3%. In a box of 400 pens, find the probability that (a) exactly 3 pens are defective (6) more than 2 nens gre defective