Mathematics, 09.06.2021 08:10 DragonWarrior203
The average household income for a rent year was $30,000. Five years earlier the average household income was $24,500. Assume sample size of 34 were used and the population standard deviation of both sample were $5928. At 5% level of significance is there enough evidence to believe that the average household income has increased?
Answers: 3
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The average household income for a rent year was $30,000. Five years earlier the average household i...
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