Suppose that the average utility bill of all California households is $92.55 with s.d. $20.07. Let x be the average utility bill of 50 r/s California households. Find P (90 s is 100). Interpret the answer to (a) in plain language. a. b.
Suppose that the average utility bill of all California households is $92.55 with s.d. $20.07. Let x be the average utility bill of 50 r/s California households. Find P (90 s is 100). Interpret the answer to (a) in plain language. a. b.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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- Suppose that the average utility bill of all California households is $92.55 with s.d. $20.07. Let x be the average utility bill of 50 r/s California households.
a. Find P (90 ≤ x (bar) ≤ 100).
b. Interpret the answer to (a) in plain language.
![Suppose that the average utility bill of all California households is $92.55 with sd.
$20.07. Let x be the average utility bill of 50 r/s California households.
Find P (90 < is100).
Interpret the answer to (a) in plain language.
a.
b.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0d2e8f1e-1742-4aaa-8327-6e3f231ec8c1%2F142451e1-7ff7-40c8-a339-877e5e71dfed%2F02fuazm_processed.png&w=3840&q=75)
Transcribed Image Text:Suppose that the average utility bill of all California households is $92.55 with sd.
$20.07. Let x be the average utility bill of 50 r/s California households.
Find P (90 < is100).
Interpret the answer to (a) in plain language.
a.
b.
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