Question
The Dayton Machine Company manufactures the machine that Meddassist Pharmaceuticals uses topour cold medicine into bottles. This company claims that their new machine dispenses the
The Dayton Machine Company manufactures the machine that Meddassist Pharmaceuticals uses topour cold medicine into bottles. This company claims that their new machine dispenses the medicinein such a way that the standard deviation of the weights is 0.15 oz. Meddassist Pharmaceuticalsbelieves that this new machine fills bottles with a higher standard deviation than the claimed 0.15oz. A new machine is tested on 71 bottles, and the standard deviation for this sample is 0.18 oz.Test the appropriate claim at the 0.01 significance level.(a) State the claim in words.(b) State the null and alternative hypothesisin symbolic form.(c) Identify the significance level.(d) Identify the appropriate test statisticformula.(e) State the rejection criteria in terms of the teststatistic.(f) Compute the value of the test statistic.(g) Conclusion.(h) State your conclusion in words.1
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