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MATH 221 Week 6 Homework; Statistics for Decision-Making (June 2020v2)
- Course
- MATH 221 (MATH221)
- Institution
- Devry University
1. Question:A consumer analyst reports that the mean life of a certain type of alkaline battery is no more than 36 months. Write the null and alternative hypotheses and note which is the claim. 2. Question:A business claims that the mean time that customers wait for service is at most 9.2 minutes....
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