| 1 |
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- A. β<sub>1</sub>
- B. β<sub>2</sub>
- C. β<sub>3</sub>
- D. S<sub>k</sub>
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| 2 |
The point of inflection in normal distribution are _______. |
- A. μ - σ, μ + σ
- B. μ - σ, μ + 2σ
- C. μ, σ
- D. None of these
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| 3 |
Normal distribution is |
- A. unimodal
- B. bimodal
- C. trimodal
- D. multimodal
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| 4 |
The total area under the normal curve is________. |
- A. Zero
- B. Equal
- C. Unity
- D. True
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| 5 |
The normal distribution is a _______. |
- A. Positive
- B. Negative
- C. Discrete
- D. Continuous
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| 6 |
The range of a normal distribution is |
- A. <span style="color: rgb(0, 0, 0); font-family: 'Lucida Sans Unicode', 'Lucida Grande', sans-serif; font-size: 18px; line-height: 23.390625px;">—∞ to 1</span>
- B. <span style="color: rgb(0, 0, 0); font-family: 'Lucida Sans Unicode', 'Lucida Grande', sans-serif; font-size: 18px; line-height: 23.390625px;">—∞ to 0</span>
- C. <span style="color: rgb(0, 0, 0); font-family: 'Lucida Sans Unicode', 'Lucida Grande', sans-serif; font-size: 18px; line-height: 23.390625px;">—∞ to + </span><span style="color: rgb(0, 0, 0); font-family: 'Lucida Sans Unicode', 'Lucida Grande', sans-serif; font-size: 18px; line-height: 23.390625px;">∞</span>
- D. 0 to <span style="color: rgb(0, 0, 0); font-family: 'Lucida Sans Unicode', 'Lucida Grande', sans-serif; font-size: 18px; line-height: 23.390625px;">∞</span>
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| 7 |
In normal distribution. |
- A. Mean > median > mode
- B. Mean = median = mode
- C. Mean < median < mode
- D. None of these
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| 8 |
μ - 2σ to=μ + 2σ contains approximately_______ area. |
- A. 75%
- B. 50%
- C. 95.45%
- D. 99.73%
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| 9 |
The normal distribution is a bell shaped_______ distribution. |
- A. Discrete
- B. Continuous
- C. Symmetrical
- D. Skewed
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| 10 |
The maximum ordinate of a normal curve is at X = ________. |
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