Represent the following data by means of a Histogram

Daily Wages(Rs)	Number of Workers if)
10-20	7
20-30	12
30-50	10
50-80	12
80-100	16

3

(a)

Given below is daily expenditure of 30 families.

11	20	26
12	21	27
14	21	28
16	22	28
16	22	31
17	23	32
18	23	32
18	24	33
20	25	36
20	25	38

Present these data in a continuous series using the following class intervals. 10-14,15-19,20-24, 25-29, 30-34,35-39. Then draw a frequency polygon from it.

3

(a)

Exhibit the data given blow with the help of a time series graph.

Per Capita Income of a Country
Year	Income (in thousand)
1971	30
1981	48
1991	53
2001	60
2011	75

3

(a)

What kind of diagrams are more effective in representing the following?
(a) Monthly Rainfall in a year
(b) Composition of population of Delhi by Religion
(c) Components of cost in a factory

3

(a)

Suppose you want to emphasize the increase in the share of urban nonworkers and lower level of urbanization in India as shown in the example given below. How would you do it in a tabular form?
Distribution of 542 respondents by their age in an election stud in Bihar

Age group years	No. of Respondents	Per Cent
20-30	3	0.55
30-40	61	11.25
40-50	132	24.35
50-60	153	28.24
60-70	140	25`.83
70-80	51	9.41
80-90	2	0.37
All	542	100

Source: Assembly Election Patna Central Constituency, 2005A. N. Sinha Institute of Social Studies Patna

3

(a)

How does the procedure of drawing a histogram is differ when class intervals are unequal in comparison to equal class intervals in a frequency table?

3

(a)

A report on sugar mill reported that sugar production during the first fortnight in December 2010 was about 3, 87,000 tones as against 3, 40,000 during the same fortnight last year. The Off-take of sugar from factories during the first fortnight of December, 2001 was 2, 83,000 tonnes for internal consumption and 41,000 for exports as against 1, 54,000 tonnes for internal consumption and 24,000 tonnes for exports last year.
Tabulate the data.

3

(a)

The following table shows the estimated sectoral real growth rates (percentage change over the previous year)in GDP at factor cost.

Year	Agriculture and allied sectors	Industry	Services
1994-95	5.0	9.2	7.0
1995-96	-0.9	11.8	10.3
1996-97	9.6	6.0	7.1
1997-98	-1.9	5.9	9.0
1998-99	7.2	4.0	8.3
1999-2000	0.8	6.9	8.2

3

(a)

What is a false base line? How is it different from a kinked line?

3

(a)

Give steps for making frequency polygon.

3

(a)

What is procedure of drawing histogram in case of unequal class interval?

3

(a)

What is shown on X-axis and Y-axis of a graph?

3

(a)

What are time series graph? What are its other names?

3

(a)

What are the general rules to construct a Time Series graph?

3

(a)

How do we get class intervals when mid points are given?

3

(a)