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April 19, 2014

Homework Help: statistics

Posted by nitz on Sunday, September 30, 2012 at 11:09am.

State the null and alternative hypothesis for the following:

1.) A small local bank wants to check if the average daily balance is not higer than 3500 for its individual saving account.
Ho:
Ha:
2.) A researcher wants to find out if the mean weekly wage of several thousands of workers in a plant s is not lower than 2900.
Ho:
Ha:
3.) an ecologist claims that the mean amount of carbon monoxide in Baguio is 4.2 ppm.
Ho:
Ha:

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