The manufacturer of a refrigerator system for beer kegs produces refrigerators t

Question

The manufacturer of a refrigerator system for beer kegs produces refrigerators that are supposed to maintain a true mean temperature, mu, of 47 degree F, ideal for a certain type of German pilsner. The owner of the brewery does not agree with the refrigerator manufacturer, and claims he can prove that the true mean temperature is incorrect Express the null hypothesis and the alternative hypothesis in symbolic form for a test to support this claim. H_0: mu greaterthanorequalto 47 degree H_1: mu 47 degree

Explanation / Answer

Option-C) H0 : = 47                                                                                                                                                   

                H1 : 47                                                                                                                                                   

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