Opportunity-Class-(OC)
Statistics
Easy
Question
There are 10 marbles in a box which are marked with distinct numbers from 1 to 10. If a marble is drawn, then what is the probability of getting a marble being a number multiple of 3?
The correct answer is:
Related Questions to study
Opportunity-Class-(OC)
Two different models of TV sets are produced in a factory and are given below as a double bar graph. Read the data and answer the following questions:
In which month, both the models of TV sets produced are minimum and how many are they?
Two different models of TV sets are produced in a factory and are given below as a double bar graph. Read the data and answer the following questions:
In which month, both the models of TV sets produced are minimum and how many are they?
Opportunity-Class-(OC)Statistics
Opportunity-Class-(OC)
The given pie chart represents the distribution of proteins in parts of a human body. What is the ratio of the distribution of proteins in the muscles to that of proteins in the bones?
The given pie chart represents the distribution of proteins in parts of a human body. What is the ratio of the distribution of proteins in the muscles to that of proteins in the bones?
Opportunity-Class-(OC)Statistics
Opportunity-Class-(OC)
What is the ratio of the expenses on education to the expenses on food?
What is the ratio of the expenses on education to the expenses on food?
Opportunity-Class-(OC)Statistics
Opportunity-Class-(OC)
The probability of occurrence of an event is ____.
The probability of occurrence of an event is ____.
Opportunity-Class-(OC)Statistics
Opportunity-Class-(OC)
From the given table, the number of students who got more than or equal to 50 marks, is ____.
| Marks (class - interval) |
No. of students |
|
30 - 40 |
12 |
|
40 - 50 |
13 |
|
50 - 60 |
4 |
|
60 - 70 |
15 |
|
70 - 80 |
6 |
From the given table, the number of students who got more than or equal to 50 marks, is ____.
| Marks (class - interval) |
No. of students |
|
30 - 40 |
12 |
|
40 - 50 |
13 |
|
50 - 60 |
4 |
|
60 - 70 |
15 |
|
70 - 80 |
6 |
Opportunity-Class-(OC)Statistics
Opportunity-Class-(OC)
What is the total number of students who obtained more than or equal to 80 marks in the examination?
What is the total number of students who obtained more than or equal to 80 marks in the examination?
Opportunity-Class-(OC)Statistics
Opportunity-Class-(OC)
A fair dice has faces numbered 0, 1, 7, 3, 5, and 9. If it is thrown, the probability of getting an odd number is
A fair dice has faces numbered 0, 1, 7, 3, 5, and 9. If it is thrown, the probability of getting an odd number is
Opportunity-Class-(OC)Statistics
Opportunity-Class-(OC)
A bag contains red, white and blue pencils. The probability of selecting a red pencil is 
and that of selecting a blue pencil is
. Find the probability of selecting a white pencil.
A bag contains red, white and blue pencils. The probability of selecting a red pencil is and that of selecting a blue pencil is. Find the probability of selecting a white pencil.
Opportunity-Class-(OC)Statistics
Opportunity-Class-(OC)
What is the ratio of the highest marks to the lowest marks obtained by the student?
What is the ratio of the highest marks to the lowest marks obtained by the student?
Opportunity-Class-(OC)Statistics
Opportunity-Class-(OC)
What are the average marks obtained by the student?
What are the average marks obtained by the student?
Opportunity-Class-(OC)Statistics
Opportunity-Class-(OC)
The mean of 5 numbers is 20. If one number is excluded, the mean of the remaining numbers becomes 23, then the excluded number is ______.
The mean of 5 numbers is 20. If one number is excluded, the mean of the remaining numbers becomes 23, then the excluded number is ______.
Opportunity-Class-(OC)Statistics
Opportunity-Class-(OC)
The mode of the following distribution is ______.
| Size |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
| Frequency |
10 |
12 |
25 |
20 |
25 |
15 |
11 |
The mode of the following distribution is ______.
| Size |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
| Frequency |
10 |
12 |
25 |
20 |
25 |
15 |
11 |
Opportunity-Class-(OC)Statistics
Opportunity-Class-(OC)
If the mean of 6, 8, 5, x and 4 is 7, then the value of x is ______.
If the mean of 6, 8, 5, x and 4 is 7, then the value of x is ______.
Opportunity-Class-(OC)Statistics
Opportunity-Class-(OC)
The heights of 10 students were measured in cm and the results are as follows:
147, 139, 135, 136, 149, 166, 152, 163, 155, 144.
What is the range of the data?
The heights of 10 students were measured in cm and the results are as follows:
147, 139, 135, 136, 149, 166, 152, 163, 155, 144.
What is the range of the data?
Opportunity-Class-(OC)Statistics
Opportunity-Class-(OC)
Study the following table which shows the production of three different types of cars over the years.
| Years |
Production of Car P |
Production of Car Q |
Production of Car R |
| 2001 |
76 |
59 |
28 |
| 2002 |
82 |
62 |
36 |
| 2003 |
65 |
47 |
42 |
| 2004 |
70 |
54 |
31 |
| 2005 |
85 |
57 |
49 |
| 2006 |
80 |
68 |
38 |
Study the following table which shows the production of three different types of cars over the years.
| Years |
Production of Car P |
Production of Car Q |
Production of Car R |
| 2001 |
76 |
59 |
28 |
| 2002 |
82 |
62 |
36 |
| 2003 |
65 |
47 |
42 |
| 2004 |
70 |
54 |
31 |
| 2005 |
85 |
57 |
49 |
| 2006 |
80 |
68 |
38 |
Opportunity-Class-(OC)Statistics
