statistics
The data which have already been collected by someone are called____________?
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Primary data and _____________ data are same?
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A parameter is a measure which is computed from___________?
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Questionnaire survey method is used to collect____________?
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In a distribution of 10, 20, 30, 40, 50, the x is 30, the sum of deviations from x will be:________?
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Which of the measures given here are based on every item of the series (uses all observations)?
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Which of the following correlation coefficient indicates the weakest relationship between two variables?
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Non-random variable is also called:
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Which technique is useful to handle sensitive issues?
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