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A sample of 20 observations from a normal population was used to carry out a test concerning the unknown population variance at the α = 0.05 signi?cance level. The hypothesis that the population variance is equal to a postulated value, σ0, was eventually rejected in favor of the alternative that the population variance is higher. What is the relationship between the observed sample variance s2 and the postulated variance?

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Category:- Statistics and Probability
Reference No.:- M91710288

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