One pharmaceutical company claims their flu vaccine reduces the risk of illness by 40%. One political...

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One pharmaceutical company claims their flu vaccine reduces therisk of illness by 40%. One political pundit believes that the realpercentage is less. He does a study and the conclusion of thestatistical test is to reject the null hypnosis. According to theCDC recent studies show that flu vaccinations reduce the risk ofillness by between 40% and 60%. Given this information answer thefollowing questions.
(a) State the null hypothesis as a mathematical statement.
(b) State the alternative hypothesis as a mathematicalstatement. (c)Was a correct decision made? Why or why not?
(d) If an error was made state what type of error. If no errorwas made state â€correct decisionâ€.

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