student spends on finding a certain book in library have an exponential distribution of 8 minutes. Find the following : A. Rate parameter B. standard deviation C. probability that the time spent in searching is less than 5 minutes D. 50th percentile E. Time spent that belongs to the highest 5%

student spends on finding a certain book in library have an exponential distribution of 8 minutes. Find the following : A. Rate parameter B. standard deviation C. probability that the time spent in searching is less than 5 minutes D. 50th percentile E. Time spent that belongs to the highest 5%

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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Question

The time that a student spends on finding a certain book in library have an exponential distribution of 8 minutes. Find the following :

A. Rate parameter

B. standard deviation

C. probability that the time spent in searching is less than 5 minutes

D. 50th percentile

E. Time spent that belongs to the highest 5%

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