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- Hypothesis Testing
Proving claims
- Intro Lesson4:02
- Lesson: 11:33
- Lesson: 2a3:09
- Lesson: 2b2:14
- Lesson: 2c2:06
Proving claims
Lessons
- Introduction⋅ Disprove H0 ⇒ Proves H1
⋅ Fail to Disprove H0 ⇒ Nothing!
⋅ It is impossible to prove H0 true, nor is it possible to disprove H1.
⋅ If your claim is given in the form of H1 it may be possible to prove it - 1.Consequences of Disproving H0
Let the Null Hypothesis be given as: H0:μ=17lbs;
and the Alternative Hypothesis be: H1:μ < 17lbs
If the Null Hypothesis is proven to be false, then what can be said about the mean weight?
- 2.The following claim is made. "More than 80% of fortune tellers are frauds".a)State the Null Hypothesis and the Alternative Hypothesis.b)If enough evidence is gathered to disprove the Null Hypothesis, then what can be said about the proportion of fraudulent fortune tellers?c)If there is not enough evidence to disprove the Null Hypothesis, then what can be said about the proportion of fraudulent fortune tellers?