If you are told a population has a mean of 25 and a variance of 0, what must you conclude?
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JNU SSS 2015 Question 29: Descriptive statistics and dispersion
Answer and worked solution
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Descriptive statistics and dispersion has come up 117 times in 6 exams since 2004.
What this question tests
This question is on Measures of dispersion, part of Descriptive statistics and dispersion in Statistics.
How spread out data are: range, variance, standard deviation and relative measures.
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Question from the JNU SSS 2015 paper. Solutions are TestStop's own. Not affiliated with or endorsed by any examination authority.