| 1 |
If a is a constant then E(a) is equal to |
- A. a
- B. Square of a
- C. Zero
- D. 2a
|
| 2 |
The probability of drawing two acea from apack of 52 cards with replacement is. |
- A. 1/169
- B. 1/10
- C. 1/4
- D. 1/256
|
| 3 |
Probability distribution of a continuous random variable can be presented by |
- A. tabular form
- B. Formula
- C. Curve
- D. None of these
|
| 4 |
Which one is not an example of random experiments. |
- A. A coin is tossed and the outcome is either a head or a tail
- B. A six sided aid is rolled
- C. All medical insurance clams received by a company in a given year.
- D. Some one of person will be admitted to a hospital emergency room during any hour.
|
| 5 |
If a Vann diagram is drawn for events A and B which are mutually exclusive, which f the folloiwng would always be true of A and B. |
- A. Theire parts of the rectangle will overlap
- B. Their parts fo the rectangle will be equal in area
- C. Their parts of the rectangle will not overlap
- D. None of these
|
| 6 |
The range of probability is between |
- A. 0 to 2
- B. -1 to +1
- C. 0 to 8
- D. 0 to 1
|
| 7 |
When two dice are rolled, the maximum totla on the two faces of dice will be. |
|
| 8 |
F(-∞) is always equal to. |
- A. Zero
- B. One
- C. Two
- D. Negative one
|
| 9 |
F (+∞) is always equal to: |
- A. 0
- B. Two
- C. One
- D. None of these
|
| 10 |
The probability of red card out of 52 cards is. |
- A. 1/4
- B. 1/2
- C. 4/52
- D. zero
|
