NTA-NET (UGC-NET) Geography (80) Statistical Methods-Statistical Diagrams Study Material (Page 1 of 2)
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Statistical Methods: Inferential Statistics, Functions of Statistics
Inferential Statistics
While descriptive statistics tell basic information about the population or data set under study, inferential statistics use complex mathematical calculations to infer trends about a larger population based on samples. Inferential statistics derive relationships between variables within a sample, which can th…
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Statistical Diagrams: Zero Dimensional Diagrams, One Dimensional Diagrams
Statistical diagrams provide visual representation of statistical (tabular) data. Before drawing diagrams or tables data should be checked for
- Completeness
- Consistency
- Accuracy
- Homogeneity
Statistical diagrams can be classified as:
Zero Dimensional Diagrams
X-Y Plots: (x, y) plots consists of just points on the X-Y plane representing the value of dependent variable (on y-axis) for interesting values of independent variable on x-axis. On an (x, y) plot these points are not joined together.
One Dimensional Diagrams
To determine a magnitude in one-dimensional diagrams, only one measurement (for example, length of the bar) is relevant. Some imp…
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