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A Weatherman Stated That the Average Temperature During July in Chattanooga

Question 50

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A weatherman stated that the average temperature during July in Chattanooga is 80 degrees or less. A sample of 32 Julys is taken to test the weatherman's statement. The correct set of hypotheses is


A) H0: μ A weatherman stated that the average temperature during July in Chattanooga is 80 degrees or less. A sample of 32 Julys is taken to test the weatherman's statement. The correct set of hypotheses is A) H<sub>0</sub>: μ 80 H<sub>a</sub>: μ < 80. B) H<sub>0</sub>: μ 80 H<sub>a</sub>: μ > 80. C) H<sub>0</sub>: μ ≠ 80 H<sub>a</sub>: μ = 80. D) H<sub>0</sub>: μ < 80 H<sub>a</sub>: μ > 80. 80 Ha: μ < 80.
B) H0: μ A weatherman stated that the average temperature during July in Chattanooga is 80 degrees or less. A sample of 32 Julys is taken to test the weatherman's statement. The correct set of hypotheses is A) H<sub>0</sub>: μ 80 H<sub>a</sub>: μ < 80. B) H<sub>0</sub>: μ 80 H<sub>a</sub>: μ > 80. C) H<sub>0</sub>: μ ≠ 80 H<sub>a</sub>: μ = 80. D) H<sub>0</sub>: μ < 80 H<sub>a</sub>: μ > 80. 80 Ha: μ > 80.
C) H0: μ ≠ 80 Ha: μ = 80.
D) H0: μ < 80 Ha: μ > 80.

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