21. The last snowstorm lasted 6 hours. Over that time, the amount of snowfall was measure hourly, except for at the 5th hour when Mr. Pearce watched the 3rd period of the Leaf game. Calculate the correlation coefficient, r, using the given formula. Time (Hours) Total Accumulation (cm) x2 ху _y² 8 3 10 4 12 16 7 18 Σχ Ey = Σχ? Σχy Ey² = ||
21. The last snowstorm lasted 6 hours. Over that time, the amount of snowfall was measure hourly, except for at the 5th hour when Mr. Pearce watched the 3rd period of the Leaf game. Calculate the correlation coefficient, r, using the given formula. Time (Hours) Total Accumulation (cm) x2 ху _y² 8 3 10 4 12 16 7 18 Σχ Ey = Σχ? Σχy Ey² = ||
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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![21. The last snowstorm lasted 6 hours. Over that time, the amount of snowfall was
measure hourly, except for at the 5th hour when Mr. Pearce watched the 3rd
period of the Leaf game.
Calculate the correlation coefficient, r, using the given formula.
Time (Hours)
Total Accumulation (cm)
x2
ху
2
8
3
10
4
12
16
7
18
Ey
Ex? :
Σχy
Ey? =
Σχ =
||
%3|
Useful Formulas
n(Exy) – (Ex)(Ey)
V[n(Ex²) – (Ex)²][n(Ey²) – (Ey)²]
r =](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd197b18e-cfcf-4775-9bf7-63a8bbbbe073%2F61a645ab-6106-4517-9d15-6e08dd56cf7d%2Foib7dc6_processed.jpeg&w=3840&q=75)
Transcribed Image Text:21. The last snowstorm lasted 6 hours. Over that time, the amount of snowfall was
measure hourly, except for at the 5th hour when Mr. Pearce watched the 3rd
period of the Leaf game.
Calculate the correlation coefficient, r, using the given formula.
Time (Hours)
Total Accumulation (cm)
x2
ху
2
8
3
10
4
12
16
7
18
Ey
Ex? :
Σχy
Ey? =
Σχ =
||
%3|
Useful Formulas
n(Exy) – (Ex)(Ey)
V[n(Ex²) – (Ex)²][n(Ey²) – (Ey)²]
r =
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