Multiple Choice
The average life expectancy of tires produced by Whitney Tire Company has been 40,000 miles. Management believes that due to a new production process, the life expectancy of its tires has increased. In order to test the validity of this belief, the correct set of hypotheses is _____.
A) H0: μ < 40,000 Ha: μ ≥ 40,000
B) H0: μ ≤ 40,000 Ha: μ > 40,000
C) H0: μ > 40,000 Ha: μ ≤ 40,000
D) H0: μ ≥ 40,000 Ha: μ < 40,000
Correct Answer:
Verified
Correct Answer:
Verified
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