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Question 1 of 30
1. Question
The difference between the upper and lower limit is called
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Question 2 of 30
2. Question
A process which results in some well defined outcome is known as :
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Question 3 of 30
3. Question
What is the median of the data 46,64,87, 41,58,77,35,90,55,33,92?
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Question 4 of 30
4. Question
In a bar chart, a bar of length 4 cm is drawn. If 1 cm = 1.5 l, what will 4 cm be ?
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Question 5 of 30
5. Question
The mean weight of 100 students in a class is 46 kg. The mean weight of boys is 50 and of girls is 40 kg. Therefore, the number of boys is:
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Question 6 of 30
6. Question
The probability of an experiment cannot be greater than :
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Question 7 of 30
7. Question
The number of times an observation occurs in a data is called its
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Question 8 of 30
8. Question
Suppose in a game of ludo, the player requires 1, 3, 5 and 6 to be safe. What is the probability of being unsafe ?
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Question 9 of 30
9. Question
When a coin is thrown, total number of possible outcomes is ______.
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Question 10 of 30
10. Question
What is the mean of x, x+3, x+6, x+9 and x+12?
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Question 11 of 30
11. Question
There are 2 red, 3 blue and 5 black balls in a bag. A ball is drawn from the bag without looking in to the bag. What is the probability of getting a nonblue ball?
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Question 12 of 30
12. Question
Hari is playing snakes and ladders. He wants a six on first dice and a four on other so as to win. What is the probability for him to win if 2nd dice already has a 4 ?
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Question 13 of 30
13. Question
The mean of 6, y, 7, x and 14 is 8. Which of the following is true?
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Question 14 of 30
14. Question
In a given data, arranged in an ascending or descending order, what gives the middle observation ?
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Question 15 of 30
15. Question
There are 2 red, 3 blue and 5 black balls in a bag. A ball is drawn from the bag without looking in to the bag. What is the probability of getting a nonred ball?
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Question 16 of 30
16. Question
If 1 cm = 15 students, what will be the length of line for 90 students ?
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Question 17 of 30
17. Question
The mean of five numbers is 27. If one of the numbers is excluded, the mean gets reduced by 2. What is the excluded number?
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Question 18 of 30
18. Question
Find the mean if the sum of 18 observations is 90.
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Question 19 of 30
19. Question
The arithmetic mean of five given numbers is 85. What is their sum?
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Question 20 of 30
20. Question
What is the probability of getting a sum of 13 when 2 dice are rolled ?
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Question 21 of 30
21. Question
Two dice are thrown, find and number of outcomes.
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Question 22 of 30
22. Question
When a die is thrown, total number of possible outcomes is ______.
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Question 23 of 30
23. Question
There are 2 red, 3 blue and 5 black balls in a bag. A ball is drawn from the bag without looking in to the bag. What is the probability of getting a black ball?
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Question 24 of 30
24. Question
How many possible outcomes can we get if we toss a coin and throw a dice respectively ?
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Question 25 of 30
25. Question
In the classinterval 7080, 80 is the
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Question 26 of 30
26. Question
Mode of the observations 1, 2, 2, 4, 4, 5, 6, 7, 7, 7, 8, 8, 9 is :
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Question 27 of 30
27. Question
12. The median of 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 is :
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Question 28 of 30
28. Question
On which day is the number of tourists minimum?
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Question 29 of 30
29. Question
A dice is thrown at random. What is the probability of getting of 2?
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Question 30 of 30
30. Question
We tossed a coin 150 times, 80 tails and 70 heads were obtained. What is the probability of getting tail ?
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