Mathematics, 13.12.2019 01:31 mary9590
The makers of a soft drink want to identify the average age of its consumers. a sample of 16 consumers is taken. the average age in the sample was 22.5 years with a standard deviation of 5 years. a) construct a 95% confidence interval for the true average age of the consumers. b) construct an 80% confidence interval for the true average age of the consumers. c) discuss why the 95% and 80% confidence intervals are different.
Answers: 1
Mathematics, 21.06.2019 16:30, jordivivar74
For how answer my question this will be the last question can you answer in math subject
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Mathematics, 21.06.2019 19:10, Lewis5442
Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?
Answers: 1
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