Tales by Dots and Lines Class 8 Fill in the blanks
easyTales by Dots and Lines Class 8 Fill in the blanks
Tales by Dots and Lines Class 8 Fill in the blanks
Question 1.
_________ continuously over a period of time.
Answer:
line-graph
Question 2.
In a set of observations, arranged in an order the middle most observation is called _________ .
Answer:
median
Question 3.
[latex]\frac{\text { Sum of all the observations }}{\text { Number of observations }}[/latex] gives the ___________ of the data.
Answer:
mean
Question 4.
If mean of 8, 4, x, 6, 4 is 5, then value of x is ___________ .
Answer:
3
Question 5.
Median of first five prime numbers is _______ .
Answer:
5
Tales by Dots and Lines Class 8 True or False
Question 1.
Mean and median may be the same for some data.
Answer:
True
Question 2.
Mean of the data is always from the data.
Answer:
False
Question 3.
Median of the data 12, 13, 14, 15, 16, 17 is 14.
Answer:
False
Question 4.
For fixing a point on the graph sheet, we need two distances.
Answer:
True
Tales by Dots and Lines Class 8 Match the Following
Match the Column I with Column II.
| Column I | Column II |
| (i) Median of 37, 35, 31, 42, 38, 23, 17, 35, 18, 25, 29, 35 | (a) 39 |
| (ii) Mean of 6, 15, 120, 50, 100, 80, 10, 15, 8, 10, 15 | (b) 38.5 |
| (iii) Mean of first five whole numbers | (c) 33 |
| (iv) Median of- first six natural numbers | (d) 2 |
| (v) ) Median of 45, 36, 50, 45, 2, 7, 16, 55, 41, 35 | (e) 3.2 |
Answer:
(i) - (c)
(ii) - (a)
(iii) - (d)
(iv) - (e)
(v) - (b)