Confidence Intervals for the Difference between Two Means | |
Summary |
often when comparing two populations there is a need to see if there is a significant difference between the means of the populations. confidence intervals for the difference between two means can be calculated to a desired degree of confidence, provided the two samples taken are independent. |
Key Skills |
find a confidence interval, at various degrees of confidence, for a the difference between the means of two populations. |
Vocabulary |
confidence interval, degree of confidence, point estimate, population, mean, standard deviation. |