The following simple model is used to determine the annual savings of an individual on the basis of his annual income and education.
Savings = β0+∂0 Edu + β1Inc+u
The variable ‘Edu’ takes a value of 1 if the person is educated and the variable ‘Inc’ measures the income of the individual.
Refer to the above model. If ∂0 > 0, _____.
a. |
individual with lower income have higher savings |
|
b. |
individuals with lower income have higher savings |
|
c. |
educated people have higher savings than those who are not educated |
|
d. |
uneducated people have higher savings than those who are educated |
Since, Edu takes a value of 1 if the person is educated
and ∂0 > 0 if Edu = 1 the value of variable ‘Inc’ increases
hence,
c. educated people have higher savings than those who are not educated
The following simple model is used to determine the annual savings of an individual on the...
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attendance (independent variable) and the willingness to extend
freedom of speech to radical Muslim clerics (dependent variable):
In a comparison of individuals, people who frequently attend
religious services will be less likely to extend free-speech rights
to radical Muslims than will people who infrequently attend.
Education (control variable) might also be related to speech
opinions, in that less educated people have less tolerant attitudes
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