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The standard deviation of a set of measurements is equal to the positive square root of the A study has collected the following data: Sample

The standard deviation of a set of measurements is equal to the positive square root of the

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A study has collected the following data: Sample mean = 31.2 Sample standard deviation, s = 5.9 Sample size, n = 25 Null hypothesis Ho: u = 27 Alternative hypothesis Ha: u > 27 a: : 0.05 What is the degrees of freedom (df) that will be used to determine the tcritical value

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