1 |
Its value cannot be exactly examined. |
Ranodm variable
Fixed varaible
Mathematical variable
Variable
|
2 |
Random numbers can be generated mechanically by |
By use of digital computers
Probgrammable calculators
Ordinary calculators
Both a and b
|
3 |
Random number can be generated manully by |
Dawing cards from numbered cards
Roitaing or spinning numbered wheels
Use of random numbers table
All of these
|
4 |
Random numbers can be generated |
Manually
Mechanically
Botha a and b
None of these
|
5 |
When a pair of dice is rolled, the sum of upperemost dots vary from. |
0 to 10
1 to 11
2 to 19
2 to 12
|
6 |
Which of the following cannot be probability of an event. |
0
1
0.32
1.00
|
7 |
the term 'event' is used for. |
Time
Subaet of the sample space
Total number of outcomes
Probability
|
8 |
Tossing two dice possble sampes are. |
2
6
12
36
|
9 |
The range of probability is between |
0 to 2
-1 to +1
0 to 8
0 to 1
|
10 |
The coins are tossed, the porbability of two tails is euql to. |
1/2
1/4
3/4
1
|
11 |
The probability of an impossible event is. |
Positive
Zero
Negative
1
|
12 |
When two dice are rolled, the maximum totla on the two faces of dice will be. |
2
6
12
36
|
13 |
Which is the impossible event when a dice is rolled. |
5 or 6
6 or 7
2 or 3
1
|
14 |
The result of no interest of an experiment is called. |
Contstant
even
Failure
Success
|
15 |
A student soved 25 questions from first 50 questios of a book to be solved. The prob, that he will solve the remaining all questions. |
0.25
0.51
1
0
|
16 |
the collection of all possible outcome of a random experimnet is called. |
Sample point
Sure event
sample event
simple event
|
17 |
Events with equal probabilities are called. |
Mutually exclusive events
Exhauative events
Eqauily likely events
Simple events
|