Unemployment and family income are undoubtedly related: we would assume that as the national annual unemployment rate increases, average annual income would decrease. The table shows the annual unemployment rate and the average family income for the Philippines according to the regions. a. Compute for Pearson r b. Use linear regression to predict the average annual family income of the Philippines if the annual employment rate is 6.3% c. Use linear regression to predict the annual unemployment rate if the average annual unemployment rate if the average annual family income of the Philippines is P267,000 d. Are the predictions in parts b and c reliable? Why or why
Unemployment and family income are undoubtedly related: we would assume that as the national annual unemployment rate increases, average annual income would decrease. The table shows the annual unemployment rate and the average family income for the Philippines according to the regions. a. Compute for Pearson r b. Use linear regression to predict the average annual family income of the Philippines if the annual employment rate is 6.3% c. Use linear regression to predict the annual unemployment rate if the average annual unemployment rate if the average annual family income of the Philippines is P267,000 d. Are the predictions in parts b and c reliable? Why or why
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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Unemployment and family income are undoubtedly related: we would assume that as the national annual unemployment rate increases, average annual income would decrease. The table shows the annual unemployment rate and the average family income for the Philippines according to the regions.
a. Compute for Pearson r
b. Use linear regression to predict the average annual family income of the Philippines if the annual employment rate is 6.3%
c. Use linear regression to predict the annual unemployment rate if the average annual unemployment rate if the average annual family income of the Philippines is P267,000
d. Are the predictions in parts b and c reliable? Why or why not.
Transcribed Image Text:Linear Regression and Correlation
Annual X
Unemployment Rate
Region
NCR
8.5
Cordilla
4.8
8.4
I - Ilocos Region
II - Cagayan Valley
III- Central Luzon
3.2
7.8
IVA - CALABARZON
8.0
IVB - MIMAROPA
3.3
V - Bicol Region
5.6
VI - Western Visayas
5.4
VII - Central Visayas
5.9
VIII- Eastern Visayas
5.4
IX - Zamboanga Peninsula
3.5
X-Northern Mindanao
5.6
XI - Davao Region
5.8
XII - SOCCSKSARGEN
3.5
Caraga
5.7
ARMM
3.5
Ave. Annual Family
Income (000,000)
4.25
2.82
2.38
2.37
2.99
3.12
2.22
1.87
2.26
2.39
1.97
1.90
2.21
2.47
1.88
1.98
1.39
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