A health spa advertised a weight-reducing program and claimed that the average participant in the program loses more than 5 kg. A random sample of 10 participants has the following weights before and after the program. At the 5% level of significance, test his claim.Before80, 78, 75, 86, 90, 87, 95, 78, 86, 90After76, 75, 70, 80, 84, 83, 91, 72, 83, 83 3. A health spa advertised a weight-reducing program and claimed that the average participant in theprogram loses more than 5 kg. A random sample of 10 participants has the following weights before andafter the program. At the 5% level of significance, test his claim.Before80, 78, 75, 86, 90, 87, 95, 78, 86, 90After76, 75, 70, 80, 84, 83, 91, 72, 83, 83

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Description: A health spa advertised a weight-reducing program and claimed that the average participant in the program loses more than 5 kg. A random sample of 10 participants has the following weights before and after the program. At the 5% level of significance

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Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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A health spa advertised a weight-reducing program and claimed that the average participant in the program loses more than 5 kg. A random sample of 10 participants has the following weights before and after the program. At the 5% level of significance, test his claim.
Before
80, 78, 75, 86, 90, 87, 95, 78, 86, 90

After
76, 75, 70, 80, 84, 83, 91, 72, 83, 83

3. A health spa advertised a weight-reducing program and claimed that the average participant in the
program loses more than 5 kg. A random sample of 10 participants has the following weights before and
after the program. At the 5% level of significance, test his claim.
Before
80, 78, 75, 86, 90, 87, 95, 78, 86, 90
After
76, 75, 70, 80, 84, 83, 91, 72, 83, 83

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