In a preparation test, past data showed that 40% of the students came unprepared. In asample of 8 students, find the probability that:b.i.ii.at least 5 students came unprepared.exactly 6 students came unprepared.

We have given that p = 40% = 0.40 n = 8 X follows the Binomial (8, 0.40)The PMF of the Binomial…

Answered: In a preparation test, past data showed…

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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In a preparation test, past data showed that 40% of the students came unprepared. In a sample of 8 students, find the probability that: b. i. ii. at least 5 students came unprepared. exactly 6 students came unprepared.