2
Example 2 : The following data : 2, 5, 15, 25, 20, 12, 8, 7, 6, 16, 21, 17, 30, 32, 23, 40, 51, 15, 2, 9, 57, 19, 25 is grouped in the classes 0 –5, 5 –10, 10 –15 etc. Find the frequency of the class 20 –25.
09
Jul
Example 2 : The following data : 2, 5, 15, 25, 20, 12, 8, 7, 6, 16, 21, 17, 30, 32, 23, 40, 51, 15, 2, 9, 57, 19, 25 is grouped in the classes 0 –5, 5 –10, 10 –15 etc. Find the frequency of the class 20 –25. -12 10 –15 etc. Find [...]
Example 1 : The range of the data– 9, 8, 4, 3, 2, 1, 6, 4, 8, 10, 12, 15, 4, 3 is
09
Jul
Example 1 : The range of the data– 9, 8, 4, 3, 2, 1, 6, 4, 8, 10, 12, 15, 4, 3 is -12 1 10 15 2 3) is 3% 4 6 8 Example 1 : The range of the data– 9 July 9, 2021 Category: Chapter 5 - Data Handling , Maths , [...]
The mean of the data : 2, 8, 6, 5, 4, 5, 6, 3, 6, 4, 9, 1, 5, 6, 5 is given to be 5. Based on this information, is it correct to say that the mean of the data: 10, 12, 10, 2, 18, 8, 12, 6, 12, 10, 8, 10, 12, 16, 4 is 10? Give reason.
04
Jul
The mean of the data : 2, 8, 6, 5, 4, 5, 6, 3, 6, 4, 9, 1, 5, 6, 5 is given to be 5. Based on this information, is it correct to say that the mean of the data: 10, 12, 10, 2, 18, 8, 12, 6, 12, 10, 8, 10, 12, 16, [...]
Tags:
-12 ,
1 ,
10 ,
16 … ,
18 ,
2 ,
3% ,
4 ,
4 is 10? Give reason. ,
5 ,
5 is given to be 5. Based on this information ,
6 ,
8 ,
9 ,
is it correct to say that the mean of the data: 10 ,
The mean of the data : 2 ,
14. The points scored by a basket ball team in a series of matches are as follows: 17, 2, 7, 27, 25, 5, 14, 18, 10, 24, 48, 10, 8, 7, 10, 28 Find the median and mode for the data.
03
Jul
14. The points scored by a basket ball team in a series of matches are as follows: 17, 2, 7, 27, 25, 5, 14, 18, 10, 24, 48, 10, 8, 7, 10, 28 Find the median and mode for the data. 10 14 14. The points scored by a basket ball team in a series [...]
Tags:
10 ,
14 ,
14. The points scored by a basket ball team in a series of matches are as follows: 17 ,
18 ,
2 ,
24 ,
25 ,
27 ........ ,
28 Find the median and mode for the data. ,
48 ,
5 ,
7) ,
8 ,
4. A football player scored the following number of goals in the 10 matches : 1, 3, 2, 5, 8, 6, 1, 4, 7, 9 Since the number of matches is 10 (an even number), therefore, the median Is it the correct answer and why?
03
Jul
4. A football player scored the following number of goals in the 10 matches : 1, 3, 2, 5, 8, 6, 1, 4, 7, 9 Since the number of matches is 10 (an even number), therefore, the median Is it the correct answer and why? 1 2 3% 4 4. A football player scored the [...]
Show that the points A (1,2), B ( – 1, – 16) and C (0, – 7) lies on the graph of the linear equation y = 9x – 7.
29
Jun
Show that the points A (1,2), B ( – 1, – 16) and C (0, – 7) lies on the graph of the linear equation y = 9x – 7. - 16) and C (0 - 7) lies on the graph of the linear equation y = 9x - 7. 2 B(-1 Show that the [...]
7. In which quadrant or on which axis each of the following points lie? (- 3, 5), (4, – 1), (2, 0), (2, 2), (- 3, – 6)
28
Jun
7. In which quadrant or on which axis each of the following points lie? (- 3, 5), (4, – 1), (2, 0), (2, 2), (- 3, – 6) 0 ) 1 2 3% 4 5 6 7. In which quadrant or on which axis each of the following points lie? (- 3 June 28, 2021 [...]
4. Plot the following points and check whether they are collinear or not: (iii) (0, 0), (2, 2), (5, 5)
28
Jun
4. Plot the following points and check whether they are collinear or not: (iii) (0, 0), (2, 2), (5, 5) 0 ) 2 4. Plot the following points and check whether they are collinear or not: (iii) (0 5 June 28, 2021 Category: Chapter 3 - Coordinate Geometry , Maths , NCERT Class 9 ,
4. Plot the following points and check whether they are collinear or not: (ii) (1, 1), (2, -3), (-1, -2)
28
Jun
4. Plot the following points and check whether they are collinear or not: (ii) (1, 1), (2, -3), (-1, -2) 1 2 3% 4. Plot the following points and check whether they are collinear or not: (ii) (1 June 28, 2021 Category: Chapter 3 - Coordinate Geometry , Maths , NCERT Class 9 ,
4. Plot the following points and check whether they are collinear or not: (i) (1, 3), (-1, -1), (-2, -3)
28
Jun
4. Plot the following points and check whether they are collinear or not: (i) (1, 3), (-1, -1), (-2, -3) 1 2 3% 4. Plot the following points and check whether they are collinear or not: (i) (1 June 28, 2021 Category: Chapter 3 - Coordinate Geometry , Maths , NCERT Class 9 ,