A frequency distribution shows the:
Correct answer: B. Number of observations in each category
- A. Relationship between two variables
- B. Number of observations in each category
- C. Order of observations over time
- D. Difference between two averages
Explanation
A frequency distribution records how many observations fall into each category or class. It does not primarily describe correlation, time order, or the difference between averages.
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About Data Collection and Presentation
Data collection covers primary and secondary sources, qualitative and quantitative data, discrete and continuous variables, sampling methods and questionnaire design. Presentation includes frequency tables, grouped data, bar charts, histograms, pie charts, line graphs and cumulative frequency curves, with care over class intervals and misleading scales.
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