8.1. Hypothesis Testing and the P-Value http://www.ck12.org
2.H 0 :μ=19,Ha:μ 6 = 19- Fail to Reject, Reject
4.Z= 2. 325
5.H 0 :μ= 1020 ,Ha:μ 6 = 1020 ,Z= 6. 67 - Probability
- Area beyond az-score of 0. 20 =. 4207 .Therefore, there is a probability of 42.07% that a teenager will have
savings greater than $520. - Type I error, Type II error
- Power of the Test
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