core on a measure of junk food consumption (X) for 10 sampled students: Junk Food (X) Grumpiness (Y) X-X 7 6 6 4 9 9 4 1 6 7 1 3 1 2 4 3 1 4 3 5 4.20 4.40 2.78 2.41 Mean Std. dev. Y-Y (X-X) (Y-Y) Is this correlation significant? Circle one; use a non-directional test) Sum= Complete the missing cells in the table and use this to compute the covariance between junk Food consumption and grumpiness. CoVxy = Use the information provided and your covariance above to compute the correlation between unk food consumption and grumpiness. r YN df = In one sentence APA formatted, state your conclusion about the relationship between junk food consumption and grumpiness. rcrit =

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 23PPS
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Remember to show all of yo work for each pr em to receive full credit!
The following data represents students' measured level of grumpiness (Y) and their
score on a measure of junk food consumption (X) for 10 sampled students:
Junk Food (X)
Grumpiness (Y)
X-X
Y - Y
7
6
6
4
9
9
4
1
6
7
1
3
1
2
4
3
1
4
3
5
4.20
4.40
2.78
2.41
Mean
Std. dev.
3. Is this correlation significant?
(Circle one; use a non-directional test)
1. Complete the missing cells in the table and use this to compute the covariance between junk
food consumption and grumpiness.
CoVxy =
(X-X)* (Y-Y)
2. Use the information provided and your covariance above to compute the correlation between
junk food consumption and grumpiness.
YN
Sum =
df=
r
rcrit =
4. In one sentence APA formatted, state your conclusion about the relationship between junk food
consumption and grumpiness.
Transcribed Image Text:Remember to show all of yo work for each pr em to receive full credit! The following data represents students' measured level of grumpiness (Y) and their score on a measure of junk food consumption (X) for 10 sampled students: Junk Food (X) Grumpiness (Y) X-X Y - Y 7 6 6 4 9 9 4 1 6 7 1 3 1 2 4 3 1 4 3 5 4.20 4.40 2.78 2.41 Mean Std. dev. 3. Is this correlation significant? (Circle one; use a non-directional test) 1. Complete the missing cells in the table and use this to compute the covariance between junk food consumption and grumpiness. CoVxy = (X-X)* (Y-Y) 2. Use the information provided and your covariance above to compute the correlation between junk food consumption and grumpiness. YN Sum = df= r rcrit = 4. In one sentence APA formatted, state your conclusion about the relationship between junk food consumption and grumpiness.
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