The Indian River County Economic Development Board needs to estimate the proportion of all county residents who have earned at least a bachelor's degree. A random sample conducted by the Indian River County Economic Development Board found that 28.7% of all county residents held at least a bachelor's degree
The Indian River County Economic Development Board needs to estimate the proportion of all county residents who have earned at least a bachelor's degree. A random sample conducted by the Indian River County Economic Development Board found that 28.7% of all county residents held at least a bachelor's degree.
Find three different confidence intervals - one with
Report confidence interval solutions using interval notation. Report all solutions in percent form, rounded to two decimal places, if necessary.
- When n=387 the margin of error for a 99% confidence interval is given by =
When n=387, a 99% confidence interval is given by = - When n=556, the margin of error for a 99% confidence interval is given by =
When n=556, a 99% confidence interval is given by = - When n=854, the margin of error for a 99% confidence interval is given by =
When n=854, a 99% confidence interval is given by=
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