Question 1011401: Q) Specify the null hypothesis and alternative hypothesis
in each of the following cases,
(i) An automobile manufacturer wants to confirm a
suppliers claim that the maximum resistance in a
wiring harness is less than 50 ohms,
(ii) An investigator wants to establish the research
department's claim that a new filament will increase
mean bulb life of more than 3,000 hours.
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! Specify the null hypothesis and alternative hypothesis
in each of the following cases,
(i) An automobile manufacturer wants to confirm a
suppliers claim that the maximum resistance in a
wiring harness is less than 50 ohms,
-----
Ho: u >= 50
Ha: u < 50 (claim)
-----------------------------
(ii) An investigator wants to establish the research
department's claim that a new filament will increase
mean bulb life of more than 3,000 hours.
Ho: u <= 3000
Ha: u > 3000 (claim)
-----------
Cheers,
Stan H.
========
|
|
|
