| 1 |
If critical region is located equally in both tails of the sampling distribution of test statistic, the test is called ------------- test |
- A. one tailed
- B. two tailed
- C. left tailed
- D. right tailed
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| 2 |
1 -&=nbsp;α is call: |
- A. Confidence coefficient
- B. Power of the test
- C. Size of the test
- D. Level of significance
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| 3 |
The degree of confidence is equal to: |
- A. β
- B. 1 - β
- C. 1 - α
- D. α
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| 4 |
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
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| 5 |
The power of the test is equal to: |
- A. α
- B. 1 - α
- C. β
- D. 1 - β
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| 6 |
1 - α is the probability associated with: |
- A. Type-I error
- B. Type-II error
- C. Level of confidence
- D. Level of significance
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| 7 |
An automobile is driven on the average on more than 1600 kilometers per year, the null hypothesis is |
- A. H<sub>o</sub> : μ = 16000 kilometers
- B. H<sub>o</sub> : μ ≤ 16000 kilometers
- C. H<sub>o</sub> : μ < 16000 kilometers
- D. H<sub>o</sub> : μ > 16000 kilometers
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| 8 |
The alternative hypothesis always contains the sign of |
- A. equality
- B. inequality
- C. ratio
- D. proportion
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| 9 |
Given=μ0 = 170, X̅ = 190,σ = 36 and n = 9; which statistic is appropriate? |
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| 10 |
The values of test statistic which separate the rejection and non rejection regions for the test are called |
- A. simple values
- B. critical values
- C. parametric values
- D. none of these
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