Business Statistics Module 6

Business Statistics Module 6 -...

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For each of the following pairs of null and alternative hypotheses, determine whether the pair wou a hypothesis test. If a pair is deemed inappropriate, explain why. appropriate situation appropriate situation inappropriate situation ~because the equal sign must be in the  same signs, H1 can't have the less than sign. inappropriate situation ~ has to be population mean or population proportion, hypothesis is a state inappropriate situatio~  inappropriate situation ~ has to be population mean or population proportion, hypothesis is a state a.  H0 :µ >  10,  H1 :µ < 10 b.  H0: µ = 30,  H1: µ ≠ 30 c.  H0:  µ >90,  H1: µ< 90 d.  H0:  µ<  75,  H1: µ< 85 e.  H0:x >  15,  H1: x<15 f.  H0: x =58,  H1: x≠58
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uld be appropriate for  tement tement
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Many law enforcement agencies use voice-stress analysis to help determine whether persons un If the sound frequency of a person's voice changes when asked a question, the presumption is th this situation, state the null and alternative hypothesis in verbal terms, then identify what would co a. Type II error in this situation. H0 is the person that is telling the truth. H1 is the person that is lying. Type I error - the test showed that the person was lying, but they were really telling the truth. May they were nervous or something was wrong with the equipment. Type II error - test showed that the person was telling the truth, but they were really lying. Mayne  for example if they worked for the CIA.
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der interrogation are lying.  hat a person is being untruthful. For onstitute a Type I error and ybe because   they were trained to beat the test
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A state representative is reported as saying that about 10% of reported auto thefts involve owners been stolen, but who are trying to defraud their insurance company. What null and alternative hyp
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Business Statistics Module 6 -...

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