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Subject: Economics, asked on on 27/12/14
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Subject: Economics, asked on on 31/7/17

1. Put the following data in the form of a frequency distribution with a difference of 10 (inclusive method);

33, 19, 10, 15, 16, 19, 21, 20, 17, 28, 27, 35, 37, 39, 39, 40, 41, 42, 29, 28, 29, 38, 41, 46, 45, 35, 37, 34, 35, 26, 37, 58, 43, 48, 45, 46, 49, 52, 54, 57. 
 

2. Represent the following data by a multiple bar diagram.

Years.              Income (in ‘000 Rs)
                   Firm A     Firm B      Firm C
2006              24            30             45 
2007              20            45             30 
2008              15            35             40 
 

3. Construct a subdivided bar diagram to represent the following data: 
Year     Production (in million tons)
                  Rubber   Coffee   Pulses 
1995            18           23        20 
1996            15           10        17 
1997             20          18         23
 

4. Represent the following data with the help of a pie diagram: 
Items of Expenditure   Amount spent in Rs 
Food                                         40 
Clothing                                    20 
Fuel and Lighting                      50
House Rent                              70
Others                                      20
 

5. Represent the following data in a time series graph:

Years      2004    2005   2006   2007   2008   2009   2010
Firm A      2.4       2.9       5.1     4.3      2.7      5.8     4.1
Firm B      2.1       2.6      5.8      4.7      3.1      4.9     5.2


6. Construct a frequency polygon with the help of the following data:

Wages (in Rs): 0-10  10-20  20-30  30-40  40-50  50-60  60-70  70-80
No. workers :     10      18       35        30       20      12        8          3


7. Calculate mean, median and mode from the following data:

Wages (in Rs): 80-90  70-80  60-70  50-60  40-50  30-40
​No.workers :       7          9        10       15         5         4

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