been desig Obled cenobens (erving the sampie or 1pen determined, and a nomal probability piot of the resuting data support the use of a onesampie t test. The reievant hypotheses are He- 10 versus < 10. A USE SALT () --220 and 0.0s selected, what conclusion is ppropriate ORejet Oalrject () E--173 ande0.01 is selected, what conclusien is appreoriate O Reject O Fal to reject (O -0.37, what conclusion is approgriate? OReject O Falte reject
been desig Obled cenobens (erving the sampie or 1pen determined, and a nomal probability piot of the resuting data support the use of a onesampie t test. The reievant hypotheses are He- 10 versus < 10. A USE SALT () --220 and 0.0s selected, what conclusion is ppropriate ORejet Oalrject () E--173 ande0.01 is selected, what conclusien is appreoriate O Reject O Fal to reject (O -0.37, what conclusion is approgriate? OReject O Falte reject
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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Question

Transcribed Image Text:A certain pen has been designed so that true mean writing lifetime under controlled conditions (involving the use of a writing machine) is at least 1o hours. A random sample of 19 pens is selected. the writing lifetime of each is
determined, and a normal probability plot of the resulting data support the use of a one-sample t test. The relevant hypotheses are Ha!- 10 versus H,< 10.
LA USE SALT
(a) e--2.20 and e - 0.05 is selected, what conclusion is appropriate?
O Rejest
O Fail te reject
(b) t--1.73 and e- 0.01 is selected, what conclusion is appropriate?
O Reject
O Fall to reject
() t- 0.37, what conclusion is appropriate?
O Reject
O Fail to reject
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