28. In words, describe the relationship between X and Y that you found in #26.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section: Chapter Questions
Problem 10PFA
Related questions
Question
JUST QUESTION 28 PLEASE
![Use the set of data depicted in the figure below to answer questions #18 - #29. You are
conducting a correlational study.
8
7
5
4
3
2
1
1
2
4
8
9.
You might use this table to help you answer the questions below.
Participant
X
Y
XY
X2
Y2
A
В
C
D
E
F
18. What is the value of Sum of Products (SP)? (SHOW YOUR WORK)
19. What is the value of SSx? (SHOW YOUR WORK)
20. What is the value of SSy? (SHOW YOUR WORK)
21. Calculate the Pearson Correlation Coefficient (r): (SHOW YOUR WORK)
22. How many degrees of freedom (df) are in this study?
23. If you are doing a two-tailed test and alpha = .05, find the critical value of r from the table:
24. What is your decision regarding the null hypothesis? Reject or Fail to Reject
25. How did you make the determination in Question #24?
26. If the Pearson Correlation Coefficient that you calculated in #21 remains the same, but you
had 1 more participant (n = 7), what would your decision be? Reject or Fail to Reject
27. How did you make the determination
Question #26?
28. In words, describe the relationship between X and Y that you found in #26.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2607100f-fe41-4849-abcf-53ba28a5ec48%2F3498f207-5852-4041-afea-910a469fa14a%2F6ylq58l_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Use the set of data depicted in the figure below to answer questions #18 - #29. You are
conducting a correlational study.
8
7
5
4
3
2
1
1
2
4
8
9.
You might use this table to help you answer the questions below.
Participant
X
Y
XY
X2
Y2
A
В
C
D
E
F
18. What is the value of Sum of Products (SP)? (SHOW YOUR WORK)
19. What is the value of SSx? (SHOW YOUR WORK)
20. What is the value of SSy? (SHOW YOUR WORK)
21. Calculate the Pearson Correlation Coefficient (r): (SHOW YOUR WORK)
22. How many degrees of freedom (df) are in this study?
23. If you are doing a two-tailed test and alpha = .05, find the critical value of r from the table:
24. What is your decision regarding the null hypothesis? Reject or Fail to Reject
25. How did you make the determination in Question #24?
26. If the Pearson Correlation Coefficient that you calculated in #21 remains the same, but you
had 1 more participant (n = 7), what would your decision be? Reject or Fail to Reject
27. How did you make the determination
Question #26?
28. In words, describe the relationship between X and Y that you found in #26.
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