Find the mean of your sleeping hours during one week.

3

(a)

Organise the following marks in a class assessment,in a tabular form: 4, 6, 7, 5, 3, 5, 4, 5, 2, 6, 2, 5, 1, 9, 6, 5, 8, 4, 6, 7 - Which number is the highest?

3

(a)

Following table shows the points of each player scored in four games

Players	Game	Game	Game	Game
	1	2	3	4
A	14	16	10	10
B	0	8	6	4
C	8	11	Did not play	13

B played in all the four games. How would you find the mean?

3

(a)

The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows:

Day	Mon	Tue	Wed	thurs	Fri	Sat	Sun
Rainfall(in mm)	0.0	12.2	2.1	0.0	20.5	5.5	1.0

Find the mean rainfall for the week

3

(a)

Find the mode and median of the following data. 13, 16, 12, 14, 19, 12, 14, 13, 14

3

(a)

Sale of English and Hindi books in the year 1995, 1996, 1997 and 1998 are given below:

Years	1995	1996	1997	1998
English	350	400	450	620
Hindi	500	525	600	650

Draw a double bar graph and answer the following questions. - In which year, was the difference in the sale of the two language books least?

3

(a)

Find atleast 2 numbers between\(\frac { 1 }{ 3 } \) and \(\frac { 1 }{ 6 } \)

3

(a)

In a readymade garment shop the number of shirts sold per days during the month of December are given below:
32, 40, 33, 30, 35, 40, 32, 33, 40, 36, 30, 32, 30, 36, 34, 33, 40, 32, 33, 40, 32, 35, 35, 30, 32, 33, 34, 33, 35
Make a frequency distribution table for above data.

3

(a)

In a packet there are five flashcards 1, 2, 3, 4 and 5.
What is the probability of drawing a flash card bearing 2?

3

(a)

A container has 3 red balls, 6 white balls. If a ball is pulled without seeing them.
(a) What is the probability of getting a red ball?
(b) What is the probability of getting a white ball?

3

(a)

In different cities the average weight (in gram) of protein food provided per child under the age of 15 years is as follows:
80, 90, 75, 110, 90, 80, 85, 90, 110, 80, 75, 80, 110, 90, 85, 80, 75, 90, 85, 110, 90, 90, 75, 110, 85
(a) On the basis of given data make a frequency distribution table.
(b) Which mathematical concept is used in this problem?
(c) What is its value?

3

(a)

Find the mode of the following data 
2, 3, 4, 2, 5, 2, 6, 3, 8, 8, 4, 2, 3, 5

3

(a)

Find the mode of the following data:
5,1,3,2,6,4,1,2,6,5,4,1,2,3,2,4,2,1,2,7,4,1,2,3,5,4,2

3

(a)

The heights of 5 girls in a group are: 142 em, 150 em, 146 em, 154 em and 148 em. Find the mean height

3

(a)

Find the median and mode of the following data
110, 140, l30, 120, 140, 120, 120, l30, 120, 110

3

(a)