Question
A sample of 36 observations is selected from one population with a population standard deviation of 3.8. The sample mean is 100.5. A sample of
A sample of 36 observations is selected from one population with a population standard deviation of 3.8. The sample mean is 100.5. A sample of 50 observations is selected from a second population with a population standard deviation of 4.4. The sample mean is 99.3. Conduct the following test of hypothesis using the 0.02 significance level.
H0: 1= 2H1: 1 2
a.This isa(Click to select)
two
one
-tailed test.
b.State the decision rule.(Negative values should be indicated by a minus sign. Round your answers to 2 decimal places.)
The decision rule is to rejectH0ifzis(Click to select)
outside
inside
the interval (,).
c.Compute the value of the test statistic.(Round your answer to 2 decimal places.)
Value of the test statistic
d.What is your decision regardingH0?(Click to select)
Do not reject
Reject
H0.
e.What is thep-value?(Round your answer to 4 decimal places.)p-value
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