Mathematics, 28.05.2020 01:00 HahaHELPP
Here are some data on schooling and urbanization for a sample of Middle Eastern and North African
nations in the mid-1990s.
Country
Average Years of School
Completed
Percent Urban
Saudi Arabia
Jordan
Libya
Syria
Iraq
Yemen
Qatar
United Arab Em.
Iran
Pakistan
Bahrain
Kuwait
Tunisia
Turkey
Algeria
Sudan
Morocco
Afghanistan
Lebanon
3.70
5.00
3.40
4.20
4.80
0.80
5.60
5.10
3.90
1.90
3.90
5.40
2.10
3.50
2.60
0.80
2.80
0.80
4.40
78.00
70.00
84.00
51.00
73.00
31.00
90.00
82.00
57.00
33.00
89.00
95.00
56.00
64.00
53.00
23.00
47.00
20.00
86.00
Sb = 0.157 (calculated for you)
a) Draw the appropriate graph to see existence of the relation between schooling and urbanism and
interpret it.
b) Calculate the correlation between these variables and comment on it.
c) Test whether there is positive association between them. Use a significance level of 0.05.
d) Which variable is the dependent variable? Why?
e) Fit a regression model and interpret the coefficients.
f) Is the regression significant?
g) Determine the standard error of the estimate.
h) Determine the coefficient of determination and intepret.
i) Estimate the typical schooling value if the urbanization is 50.00%.
j) Estimate the typical schooling value of a country if the urbanization is 50.00% with 90%
confidence.
k) Estimate the schooling value of a country whose urbanization is 55.00% with 90 confidence.
Answers: 2
Mathematics, 21.06.2019 19:00
Abag of jelly beans contain 13 pink, green, 20 yellow, 10 black, 7 red, and 11 orange jelly beans. approximately what percent of the jelly beans are pink and yellow?
Answers: 1
Mathematics, 21.06.2019 20:00
How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5
Answers: 2
Mathematics, 21.06.2019 23:00
The angles in a triangle are represented by 5x, 8x, and 2x+9. what is the value of ? a.10.8 b.11.4 c.9.7 d.7.2
Answers: 2
Mathematics, 22.06.2019 00:20
Acircle has a radius of 12.6cm what is the exact length of an arc formed by a central angle measuring 120
Answers: 1
Here are some data on schooling and urbanization for a sample of Middle Eastern and North African
Mathematics, 14.01.2021 16:40
Spanish, 14.01.2021 16:40
Medicine, 14.01.2021 16:40
Mathematics, 14.01.2021 16:40
Mathematics, 14.01.2021 16:40
Social Studies, 14.01.2021 16:40
Chemistry, 14.01.2021 16:40