Why might a company use a higher confidence interval, such as 99%, rather than a lower confidence interval, such as 80%? They make children’s toys where precision is expected They are in the medical field, where accuracy is important They make computer parts where they are too small for higher accuracy They track the migration […]
ample of 12 kids, their mean time on the internet on the phone was 3.9 hours with a sample standard deviation of 0.7 hours. Which distribution would be most appropriate to use? z distribution as the standard deviation always represents the population t distribution as the data are assumed to be normally distributed Neither z […]
Why might a company use a higher confidence interval, such as 99%, rather than a lower confidence interval, such as 80%? They make children’s toys where precision is expected They are in the medical field, where accuracy is important They make computer parts where they are too small for higher accuracy They track the migration […]
In a sample of 12 kids, their mean time on the internet on the phone was 3.9 hours with a sample standard deviation of 0.7 hours. Which distribution would be most appropriate to use? z distribution as the standard deviation always represents the population t distribution as the data are assumed to be normally distributed […]
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