| Class XI |
Economics |
Statistics for Economics |
3 |
in Table 3.7. Table 3.8 Frequency Array of the Size of Households Size of the Number of Household Households 1 5 2 15 3 25 4 35 5 10 6 5 7 3 8 2 Fi... |
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| Class XI |
Economics |
Statistics for Economics |
3 |
advertisement expenditure (in Rs. it will be easy for you to construct a lakhs) of 20 companies. The values of frequency distribution, both for sal... |
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| Class XI |
Economics |
Statistics for Economics |
3 |
above (iii) Statistical calculations in classified data are based on (a) the actual values of observations (b) the upper class limits (c) the lower... |
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| Class XI |
Economics |
Statistics for Economics |
3 |
frequency distribution by inclusive method taking class interval of 7 from the following data. 28 17 15 22 29 21 23 27 18 12 7 2 9 4 1 8 3 10 5 20 ... |
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| Class XI |
Economics |
Statistics for Economics |
4 |
C H APTER Presentation of Data • Textual or Descriptive presentation Studying this chapter should • Tabular presentation enable you to: • Diagramma... |
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| Class XI |
Economics |
Statistics for Economics |
4 |
were 31 crore workers out of a 74 is that it organises data for further crorepopulation... statistical treatment and decisionIn both the cases data... |
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| Class XI |
Economics |
Statistics for Economics |
4 |
in ascending order if there are China 4.7 many tables in a book. Subscripted West Asia -Gulf Coop. Counci15.3 Other Asia 29.4 numbers, like 1.2, 3.... |
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| Class XI |
Economics |
Statistics for Economics |
4 |
is known as Reprint 2026-27 44 STATISTICS FOR ECONOMICS stub column. A brief description of the India were non-workers in 2001(See row headings may... |
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| Class XI |
Economics |
Statistics for Economics |
4 |
presentation of data) Reprint 2026-27 PRESENTATION OF DATA 45 of rounding should be indicated (See numbers into more concrete and easily Table 4.5)... |
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| Class XI |
Economics |
Statistics for Economics |
4 |
type. In DATA non-frequency type data a particular characteristic, say production, yield, This is the third method of presenting data. This method ... |
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| Class XI |
Economics |
Statistics for Economics |
4 |
(JH) 67.3 38.9 78.4 56.2 Gujarat (GJ) 79.7 57.8 87.2 70.7 Haryana (HR) 78.5 55.7 85.3 66.8 Karnataka(KA) 76.1 56.9 82.9 68.1 Kerala (KE) 94.2 87.7 ... |
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| Class XI |
Economics |
Statistics for Economics |
4 |
Component bar diagrams are usually expenditure or import and export for shaded or coloured suitably. Reprint 2026-27 48 STATISTICS FOR ECONOMICS Fi... |
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| Class XI |
Economics |
Statistics for Economics |
4 |
Bihar (Component Bar Diagram) Reprint 2026-27 PRESENTATION OF DATA 49 Pie Diagram It may be interesting to note that data represented by a componen... |
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| Class XI |
Economics |
Statistics for Economics |
4 |
4.8. the pie diagram? Reprint 2026-27 50 STATISTICS FOR ECONOMICS Frequency Diagram When bases vary in their width, the Data in the form of grouped... |
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| Class XI |
Economics |
Statistics for Economics |
4 |
quotient of height (here frequency) and base (here width of the class countinuous variables, the lower class boundary of a class interval fuses wit... |
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| Class XI |
Economics |
Statistics for Economics |
4 |
two or more lines. Frequency polygon is an rectangles, but in a bar diagram some alternative to histogram and is also space must be left between co... |
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| Class XI |
Economics |
Statistics for Economics |
4 |
frequency common method of presenting grouped polygon is likely to be more useful since frequency distribution. Both class the vertical and horizon... |
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| Class XI |
Economics |
Statistics for Economics |
4 |
frequency distribution frequency distribution mathematics of marks obtained in of markes obtained mathematics in mathematics Marks Number of Marks ... |
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| Class XI |
Economics |
Statistics for Economics |
4 |
of the form of data presentation as well as the type of diagram to be used for a 2009-10 8455 13637 given set of data. Thus you can make 2010-11` 1... |
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| Class XI |
Economics |
Statistics for Economics |
4 |
(True/False) 10. Median of a frequency distribution cannot be known from the ogives. (True/False) 11. What kind of diagrams are more effective in r... |
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| Class XI |
Economics |
Statistics for Economics |
5 |
of numerical figures for Direct Method easier calculation. Then get fd'andfd'. Plot size inNo. of d' = X–200 The formula for arithmetic mean using ... |
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| Class XI |
Economics |
Statistics for Economics |
5 |
C H APTE R Measures of Central Tendency Studying this chapter should representation of the data. In this enable you to: chapter, you will study the... |
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| Class XI |
Economics |
Statistics for Economics |
5 |
up the incomes 1. above average in ordinary sense (see the Arithmetic Mean) and dividing by the number of families. 2. above the size of what half ... |
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| Class XI |
Economics |
Statistics for Economics |
5 |
X= , where, X = sum of all N be limited to the thr ee types of observations and N = total number of averages mentioned above. observations. Repri... |
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| Class XI |
Economics |
Statistics for Economics |
5 |
= assumed mean D 750 –100 –10 X = individual observations E 5000 +4150 +415 N = total numbers of observa- F 80 –770 –77 G 420 –430 –43 tions H 2500... |
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