Describe the difference between the variance between samples MSB and the variance within samples MSW

Complete Question

The complete question is shown on the first uploaded image

The correct option is C

Step-by-step explanation:

Generally

        stand for Mean Square Between which the mean calculated based on the difference between the sample means

While

  stands for Mean Square Within which the mean calculated based on the difference between the elements within the set(group)

   Thus  

The  measures the differences related to the treatment given to each sample. The  measures the differences related to entries within the same sample.

answer: the common difference is -0.10

not enough information

step-by-step explanation:

we cannot know this, because the other students could have handed out 10 flyers, or they could have handed out 100. one way, the mean would go up, and another way, the mean would go down.