Describe a confidence interval for the difference in means
between two population by stating
1. a pair of populations composed of the same type of individuals
and a quantitative variable on those populations,
2. sizes and degrees of freedom of samples from those
populations,
3. the means of those samples, and
4. the standard deviations of those samples. Then state
5. a confidence level and find
6. find the interval. Finally, perform a test of significance
concerning the difference in the means of the populations by
stating
7. both a null and an alternative hypothesis and
8. an α-level, then finding 9. the two-sample t-statistic and
either
10. rejecting or failing to reject the null hypothesis. Remember
that you do not need to list the values of the variable for
individuals in either the sample or the population, and that the
values for 2, 3, 4, 5, and 8 do not need to be calculated, only
stated.
Please provide answer with simple example
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