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Data Processing
What is meant by Mode?
The value of the variable which occurs most frequently is called Mode. In other words, it is the value which has the highest frequency in the series. For example, the daily wages of 10 workers in a factory are Rs. 20, 21,23, 23, 23, 23, 25, 26, 26. Here the mode or mode value is Rs. 23.
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Define Correlation.
What is perfect correlation?
What is the maximum extent of correlation?
What is perfect correlation ?
Explain relative position of mean, median and mode in a normal distribution and skewed distribution with the help of diagram.
Comment on the applicability of mean, median and mode.
Explain the process of computing Standard Deviation with the help of an imaginary example.
Which measures of dispersion is the most unstable statistic and why?
Write a detailed note on the degree of correlation.
What are various steps for the calculation of rank order correlation?
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