| 1 |
1 - α is the probability associated with: |
- A. Type-I error
- B. Type-II error
- C. Level of confidence
- D. Level of significance
|
| 2 |
If Ho: μ <μoand H1:μ <μoand level of significance is=α then Ho will be rejected if |
- A. Z < Z=α
- B. Z < Z=α/2
- C. Z < Z 1-α
- D. Z < Z1-α/2
|
| 3 |
The hypothesis which we are willing to accept when the null hypothesis is rejected is called |
- A. simple hypothesis
- B. composite hypothesis
- C. null hypothesis
- D. alternative hypothesis
|
| 4 |
The degree of confidence is equal to: |
- A. β
- B. 1 - β
- C. 1 - α
- D. α
|
| 5 |
1 -&=nbsp;α is call: |
- A. Confidence coefficient
- B. Power of the test
- C. Size of the test
- D. Level of significance
|
| 6 |
An example in a two-sided, alternative hypothesis is: |
- A. H<sub>1</sub> :u < 0
- B. H<sub>1</sub> : u > 0
- C. H<sub>1</sub> L u <u>></u> 0
- D. H<sub>1</sub> : u ≠ 0
|
| 7 |
A statistical hypothesis is an assertion or conjecture about the distribution of random variables |
- A. one
- B. two
- C. one or more
- D. three
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| 8 |
Which of the following is not composite hypothesis? |
- A. <sup>μ <u><</u> μ</sup><sub>^</sub>
- B. μ <u>></u> μ<sub>0</sub>
- C. μ = μ<sub>o</sub>
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| 9 |
Hypothesis that does not completely specify the underlying population distribution is called |
- A. simple hypothesis
- B. dual hypothesis
- C. composite hypothesis
- D. common hypothesis
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| 10 |
A region for which the H<sub>o</sub> is rejected is called |
- A. acceptance region
- B. rejection region
- C. critical region
- D. both b and c
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