Bar diagram is a:

1

(a)

One-Dimensional Diagram

(b)

Two -dimensional Diagram

(c)

Diagram with no dimension

(d)

None of the Above

Data represented through a histogram can help in finding graphically the:

1

(a)

Mean

(b)

Median

(c)

Mode

(d)

All of the above

Ogive can be helpful in locating graphically the:

1

(a)

Mode

(b)

Mean

(c)

Median

(d)

None of the above

Data represented through arithmetic line graph help in understanding:

1

(a)

Long Term Trend

(b)

Cyclicity in data

(c)

Seasonality in data

(d)

All of the above

Width of the bars in a bar diagram need not be equal.

1

(a) True

(b) False

Width of rectangles in a histogram should be essentially equal.

1

(a) True

(b) False

Histogram can only be formed with continuous classification of data,

1

(a) False

(b) True

Histogram and column diagram are same method of presenting data.

1

(a) True

(b) False

Mode of a frequency distribution can be known with the help of histogram.

1

(a) False

(b) True

Median of a frequency distribution can be known with the help of ogives.

1

(a) False

(b) True

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)