Consider the following least-squares specification between test scores and the student-teacher ratio:
1 answer:
Answer:
Option B
Step-by-step explanation:
Given that the regression equation using least squares for test scores and student teacher ratio is
Test Score = 557.8 + 36.42 In (Income).
Say if 1% income is increased.
Let income be 100
New income = 101
Then we have
Test score original =
Test score new income
=
Increase = 0.362~0.36
Option B is right.
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<h2>pi divided by four</h2>
Step-by-step explanation:
Let the angle in degrees be
Let the angle in radians be
If is the angle in degrees and
is the angle in radians,
It is given that the
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