The manager of one of the companies believes that the rate of defective units is (15) pieces. Until purchases are made from his company, a representative inspects (21) devices from the company's stores and finds out that the rate of defective units is (9) pieces under the supervision of a standard company with a capacity of (512). Can it be trusted? In the belief of the company director, he changes the meaning of this or else 5 Z 0.05 =1.64 t(20),0.05-1.72 T(20),0.025=2.08

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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The manager of one of the
companies believes that the rate of
defective units is (15) pieces. Until
purchases are made from his
company, a representative inspects
(21) devices from the company's
stores and finds out that the rate of
defective units is (9) pieces under
the supervision of a standard
company with a capacity of (512).
Can it be trusted? In the belief of
the company director, he changes
the meaning of this or else 5
Z 0.05 =1.64
t(20),0.05-1.72
T(20),0.025=2.08
Transcribed Image Text:The manager of one of the companies believes that the rate of defective units is (15) pieces. Until purchases are made from his company, a representative inspects (21) devices from the company's stores and finds out that the rate of defective units is (9) pieces under the supervision of a standard company with a capacity of (512). Can it be trusted? In the belief of the company director, he changes the meaning of this or else 5 Z 0.05 =1.64 t(20),0.05-1.72 T(20),0.025=2.08
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