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Allied Corporation is trying to determine whether to purchase Machine A or B. It has leased the two machines for a month. A random sample of 5 employees has been taken. These employees have gone through a training session on both machines. Below you are given information on their productivity rate on both machines. (Let the difference d = Machine A - Machine B.)
a.State the null and alternative hypotheses for a two-tailed test.
b.Find the mean and standard deviation for the difference.
c.Compute the test statistic.
d.Test the null hypothesis stated in Part a at the 10% level.
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Salivation
The secretion of saliva from the salivary glands in the mouth, which is often a response to the presence or thought of food, aiding in digestion.
Conditioned Response
A learned response to a previously neutral stimulus that has become conditioned through association.
Unconditioned Response
An automatic, natural response to a stimulus that occurs without any need for prior learning or conditioning.
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