Question
Distinguish between univariate and bivariate frequency distribution.
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Univariate Frequency Distribution
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Bivariate Frequency Distribution
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The word 'Uni' refers to one.
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The word 'Bi' refers to two.
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This implies a series of statistical information representing the frequency distribution of one variable.
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This implies a series of statistical information representing the frequency distribution of two variables such as production and sales of a particular product.
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Examples: Marks of a Class VI student, income of an individual in a particular area.
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Example: Production and sales of a particular product.
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Wages (in ₹)
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10
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20
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30
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40
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50
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Number of workers
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4
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5
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3
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2
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1
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| Output (Units) | Total Cost (₹) | Total Variable Cost (₹) | Marginal Cost (₹) |
| 0 | 12 | ||
| 1 | 18 | ||
| 2 | 21 |
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X-seires
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Y-series
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Mean
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15
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28
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Sum of Squares of deviations from mean
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144
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225
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