Question-5 The PH level for water samples from the lake is a random variable with probability density function f (x) = = {² (7-x)² 5 ≤ x ≤7 I. find the probability that the PH level measurements will be at most 6.8; II. what is level of PH that the measurements will be exceeded with 82 % of the pH measurements.
Question-5 The PH level for water samples from the lake is a random variable with probability density function f (x) = = {² (7-x)² 5 ≤ x ≤7 I. find the probability that the PH level measurements will be at most 6.8; II. what is level of PH that the measurements will be exceeded with 82 % of the pH measurements.
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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Transcribed Image Text:Question-5
The PH level for water samples from the lake is a random variable with probability density function
f (x) =
- (7-x)² 5 ≤x≤7
I.
find the probability that the PH level measurements will be at most 6.8;
II. what is level of PH that the measurements will be exceeded with 82 % of the pH measurements.
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