9.89 Wage claim false? Management claims that the mean income for all senior-level assembly-line workers in a
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9.89 Wage claim false? Management claims that the mean income for all senior-level assembly-line workers in a large company equals $500 per week. An employee decides to test this claim, believing that it is actually different from $500. For a random sample of nine employees, the incomes are 430, 450, 450, 440, 460, 420, 430, 450, 440.
Conduct a significance test of whether the population mean income equals $500 per week. Include all assumptions, the hypotheses, test statistic, and P-value and interpret the result in context.
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Related Book For
Statistics The Art And Science Of Learning From Data
ISBN: 9781292164878
4th Global Edition
Authors: Alan Agresti, Christine A. Franklin, Bernhard Klingenberg
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