| 1 |
P ( | Z | > a) = |
- A. <span style="color: rgb(0, 0, 0); font-family: 'Lucida Sans Unicode', 'Lucida Grande', sans-serif; font-size: 18px; line-height: 23.390625px;">2</span><span style="color: rgb(0, 0, 0); font-family: 'Lucida Sans Unicode', 'Lucida Grande', sans-serif; font-size: 18px; line-height: 23.390625px;">ø(a) - 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;">ø(a)</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;">2 ø (-a)</span>
- D. <span style="color: rgb(0, 0, 0); font-family: 'Lucida Sans Unicode', 'Lucida Grande', sans-serif; font-size: 18px; line-height: 23.390625px;">1-ø(a)</span>
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| 2 |
For normal distribution mean always lies between. |
- A. Median and mode
- B. Median and Q<sub>1</sub>
- C. Median and Q<sub>3</sub>
- D. None of these
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| 3 |
In a normal distribution,_____= μ + 0.64745 σ |
- A. Q<sub>1</sub>
- B. Q<sub>3</sub>
- C. μ
- D. σ
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| 4 |
In case of normal distribution the area to the left of the mean and area to the right of the mean is |
- A. positive
- B. negative
- C. equal
- D. unequal
|
| 5 |
All odd ordered moments about mean are ______ in a normal distribution. |
- A. Zero
- B. Unity
- C. Positive
- D. Negative
|
| 6 |
In normal distribution. |
- A. Mean > median > mode
- B. Mean = median = mode
- C. Mean < median < mode
- D. None of these
|
| 7 |
The probability density function has ------------------ value for every value of x. |
- A. negative
- B. positive
- C. minimum
- D. maximum
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| 8 |
In case of normal distribution maximum value of ordinate is |
|
| 9 |
μ - 2σ to=μ + 2σ contains approximately_______ area. |
- A. 75%
- B. 50%
- C. 95.45%
- D. 99.73%
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| 10 |
The normal distribution is a _______. |
- A. Positive
- B. Negative
- C. Discrete
- D. Continuous
|