Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Pls help me answer this. Thank you
![x 10 20 30 34 36 45 50
y 12 23 34 45 34 23 11
Find the following:
a. Ex=
b. Ey =
c. Exy=
d. Ex-
e. Ey2 -
f. What is r?
(two decimal places, round off)
&. Findings:
(use CAPITAL LETTERS)
Value of r
Strength ofCorrelation
Туpe
Perfect positive correlation
PPC
+0.71 to + 0.99
Strong positive correlation
SPC
-0.51 to + 0.70
Moderately positive correlation
MPC
-031 to + 0,50
Weak positive correlation
WPC
001 to -030
Neglizible posittve correlation
NPC
1.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F80d2cb3d-f020-4aec-8f86-682657a37a84%2F02e13e56-191b-4ee0-85b5-94ce2999a1f3%2F9whqnnr_processed.jpeg&w=3840&q=75)
Transcribed Image Text:x 10 20 30 34 36 45 50
y 12 23 34 45 34 23 11
Find the following:
a. Ex=
b. Ey =
c. Exy=
d. Ex-
e. Ey2 -
f. What is r?
(two decimal places, round off)
&. Findings:
(use CAPITAL LETTERS)
Value of r
Strength ofCorrelation
Туpe
Perfect positive correlation
PPC
+0.71 to + 0.99
Strong positive correlation
SPC
-0.51 to + 0.70
Moderately positive correlation
MPC
-031 to + 0,50
Weak positive correlation
WPC
001 to -030
Neglizible posittve correlation
NPC
1.
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