A researcher wants to know whether sharing a room with siblings makes children better at sharing their belongings.He recruits a sample of children and randomly assigns them to have their own room, share a room with one of their siblings, or share a room with two of their siblings over the course of one month.At the end of the month, he asks their caregivers to report on how readily the children shared their belongings on a 0-10 scale.The data from the study is presented in the table below.For this study, assume X2= 321.

Own room: 5, 3, 7

One sibling: 10, 4, 4

Two siblings: 5, 7, 0

a) Which hypothesis test should you use for this study?Why?

b) Conduct the appropriate hypothesis test, using an alpha level of .01.Hint: You'll need to calculate the SS values yourself!

c) Interpret your result from part (b) in words.What does this tell us about the relationship between sharing a room and willingness to share belongings?

d) Regardless of your conclusion in part (c), calculate the effect size for this study.

e) Explain your result from part (d) in words.