$$\text { The sample mean difference } \bar { d } \text { is equal to the difference of the sample means } \bar { x } _ { 1 } - \bar { x } _ { 2 } \text {. }$$

Name: \[\text { The sample mean difference } \bar { d } \text { is equal to the difference of the sample means } \bar { x } _ { 1 } - \bar { x } _ { 2 } \text {. }\]
Brand: Quizplus
Rating: 4.9 (36 reviews)

Question

Quizplus · Accepted Answer

The sample mean difference is defined as the difference between the sample means of two groups, so it is equal to $\bar{x}_1 - \bar{x}_2$.