1. 1.1Which of the following statements is not TRUE? a.z-test and t-test are examples of parametric test. b.Alternative hypothesis is an assertion or claim that disagrees Ho. C.Two-tailed test is a directional test. D.REJECT Ho if the test statistic falls in the critical region

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1.
1.1Which of the following statements is not TRUE?
a.z-test and t-test are examples of parametric test.
b.Alternative hypothesis is an assertion or claim that disagrees Ho.
C.Two-tailed test is a directional test.
D.REJECT Ho if the test statistic falls in the critical region
1.2. What term is being used to describe a proposed explanation,
assertion, or assumption about a population parameter or about the
distribution of a random variable?
A.probability
B. hypothesis
C.decision
D.statistic
1.3. If the computed z-value is +1.2 and the critical value is +1.383,
which of the following statements could be true?
A.It lies in the non-rejection region, Ho must be rejected.
B. It lies in the rejection region, Ho must be rejected.
C.It lies in the rejection region, hence we fail to rejectHo.
D.It lies in the non-rejection region, hence we fail to reject Ho.
1.4lf the computed z-value is - 1.290 and the critical value is – 2.571,
which of the following statements could be true?
Alt lies in the rejection region, Ho must be rejected.
B.It lies in the non-rejection region, we failed to reject Ho.
C.lt lies in the rejection region, we failed to reject Ho.
D.It lies in the non-rejection region, Ho must be rejected.
1.5 Which of the following is a Type I error?
A.HO is true; reject HO.
B.HO is false; reject HO.
C.HO is true; fail to reject
D.HO is false; fail to reject
Transcribed Image Text:1. 1.1Which of the following statements is not TRUE? a.z-test and t-test are examples of parametric test. b.Alternative hypothesis is an assertion or claim that disagrees Ho. C.Two-tailed test is a directional test. D.REJECT Ho if the test statistic falls in the critical region 1.2. What term is being used to describe a proposed explanation, assertion, or assumption about a population parameter or about the distribution of a random variable? A.probability B. hypothesis C.decision D.statistic 1.3. If the computed z-value is +1.2 and the critical value is +1.383, which of the following statements could be true? A.It lies in the non-rejection region, Ho must be rejected. B. It lies in the rejection region, Ho must be rejected. C.It lies in the rejection region, hence we fail to rejectHo. D.It lies in the non-rejection region, hence we fail to reject Ho. 1.4lf the computed z-value is - 1.290 and the critical value is – 2.571, which of the following statements could be true? Alt lies in the rejection region, Ho must be rejected. B.It lies in the non-rejection region, we failed to reject Ho. C.lt lies in the rejection region, we failed to reject Ho. D.It lies in the non-rejection region, Ho must be rejected. 1.5 Which of the following is a Type I error? A.HO is true; reject HO. B.HO is false; reject HO. C.HO is true; fail to reject D.HO is false; fail to reject
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