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A Study Was Undertaken to Assess the Quality of Cheese

Question 47

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A study was undertaken to assess the quality of cheese as determined by a panel of taste testers.The tasters rated samples of cheese as being acceptable or not acceptable.Those same samples of cheese were analyzed with respect to several variables,one of which was the untransformed concentration of lactic acid,designated as Lactic.A logistic regression was fitted relating the log odds that the cheese was acceptable to the explanatory variable Lactic.The following partial computer output is provided. A study was undertaken to assess the quality of cheese as determined by a panel of taste testers.The tasters rated samples of cheese as being acceptable or not acceptable.Those same samples of cheese were analyzed with respect to several variables,one of which was the untransformed concentration of lactic acid,designated as Lactic.A logistic regression was fitted relating the log odds that the cheese was acceptable to the explanatory variable Lactic.The following partial computer output is provided. What is the value of the test statistic and the P-value for the test of the hypotheses H<sub>0</sub>: = 0 against H<sub>a</sub>: <font face= symbol ></font> 0? A) z = -2.71;P-value = 0.0034 B) z = 2.58;P-value = 0.0049 C) z = 2.58;P-value = 0.0098 D) z = -2.71;P-value = 0.0068 E) z = 1.47;P-value = 0.1416 What is the value of the test statistic and the P-value for the test of the hypotheses H0: A study was undertaken to assess the quality of cheese as determined by a panel of taste testers.The tasters rated samples of cheese as being acceptable or not acceptable.Those same samples of cheese were analyzed with respect to several variables,one of which was the untransformed concentration of lactic acid,designated as Lactic.A logistic regression was fitted relating the log odds that the cheese was acceptable to the explanatory variable Lactic.The following partial computer output is provided. What is the value of the test statistic and the P-value for the test of the hypotheses H<sub>0</sub>: = 0 against H<sub>a</sub>: <font face= symbol ></font> 0? A) z = -2.71;P-value = 0.0034 B) z = 2.58;P-value = 0.0049 C) z = 2.58;P-value = 0.0098 D) z = -2.71;P-value = 0.0068 E) z = 1.47;P-value = 0.1416 = 0 against Ha: A study was undertaken to assess the quality of cheese as determined by a panel of taste testers.The tasters rated samples of cheese as being acceptable or not acceptable.Those same samples of cheese were analyzed with respect to several variables,one of which was the untransformed concentration of lactic acid,designated as Lactic.A logistic regression was fitted relating the log odds that the cheese was acceptable to the explanatory variable Lactic.The following partial computer output is provided. What is the value of the test statistic and the P-value for the test of the hypotheses H<sub>0</sub>: = 0 against H<sub>a</sub>: <font face= symbol ></font> 0? A) z = -2.71;P-value = 0.0034 B) z = 2.58;P-value = 0.0049 C) z = 2.58;P-value = 0.0098 D) z = -2.71;P-value = 0.0068 E) z = 1.47;P-value = 0.1416 0?


A) z = -2.71;P-value = 0.0034
B) z = 2.58;P-value = 0.0049
C) z = 2.58;P-value = 0.0098
D) z = -2.71;P-value = 0.0068
E) z = 1.47;P-value = 0.1416

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