Which of the following provides detailed information about the strength of the evidence against Ho and allows readers to draw their own conclusions regarding the study or experiment conducted?
a.rejection region
b.
level
c.
level
d.p-value
Q. 2 What is the rejection region of a one-sample
t test at the
level for the
Minitab output below?
a.Reject H
o if
b.Reject H
o if
or if
c.Reject H
o if
or if
d.Reject Ho if 
Q. 3 What is the test statistic for testing H
0:
versus H
a:
if a random sample of 50 had two successes?
a.
z = 1.414
b.
z = -2.17
c.
z = -1.414
d.z = -0.849
Q. 4
Which of the following is not true with regards to a p-value?
a.A
p-value is a probability and must be between 0 and 1.
b.The larger the
p-value is the more conclusive the evidence is against the null hypothesis.
c.A
p-value indicates the strength of the evidence against the null hypothesis.
d.A
p-value does not tell us the probability that the null hypothesis is true.
Q. 5 What is the rejection region for the hypothesis test H
0:
versus H
a:
?
a.
b.
c.
or
d.
Q. 6 Suppose the temperature of 30 rivers is taken and the researcher is interested in whether the average temperature differs from freezing (32
F). What are the null and alternative hypotheses for testing this researcher's inquiry?
a.H
0:
versus H
a:
b.H
0:
versus H
a:
c.H
0:
versus H
a:
d.H0: 
versus Ha:
Q. 7 Which of the following represents a type II error for the following null and alternative hypotheses? H
0:
versus H
a:
a.A Type II error would occur if we fail to reject H
0 and conclude that
when in fact
.
b.A Type II error would occur if we fail to reject H
0 and conclude that
when in fact
.
c.A Type II error would occur if we reject H
0 and conclude that
when in fact
.
d.A Type II error would occur if we reject H0 and conclude that when in fact .
Q. 8
Which of the following is a function of the sample data on which the decision to reject or fail to reject H0 is to be based?
a.a parameter
b.a test statistic
c.a rejection region
d.a hypothesis
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