4)Researchers have a hypothesis that older siblings tend to be more extroverted than their younger siblings. They collected data between 14 pairs of same sex siblings, and found the following extraversion scores. Is there a difference between how extraverted older and younger siblings are? (Extraversion is measured on a 50 point scale with higher scores indicating more extraversion.)

Sibling Pair	Older Sibling	Younger Sibling
1	48	40
2	42	32
3	36	25
4	29	19
5	45	36
6	22	14
7	25	15
8	35	24
9	45	37
10	50	44
11	36	29
12	24	15
13	33	34
14	39	31

Question 4

Research Problem (2 points):

Statistical Hypotheses (4 points):

Decision Rule (4 points):

Reject the null hypothesis at the .05 level of significance if t is greater than or equal to __________ or less than or equal to ________, given ________ degree of freedom.

Calculations (copy and paste your Jamovi output here or upload a separate file with your outputs to Blackboard.) (5 points)

Decision (5 points):

Interpretation (5 points):