Suppose that n = 50, i.i.d observations for (Y₁, X₁) yield the following regressions results: Ỹ= 49.2 + 73.9 X, SER (23.5) (16.4) = 13.4, R²=0.78 Another researcher is interested in the same regression, but makes an error when entering the data into a regression program: The research enters each observation twice, ending up with 100 observations (with observation 1 entered twice, observation 2 entered twice and so forth). Using these 100 observations, what results will be produced by the regression program? Complete the spaces in the equation below. Report the intercept and slope to one decimal place, but report the R2 to two decimal places. Ŷ= + *X, R² =
Suppose that n = 50, i.i.d observations for (Y₁, X₁) yield the following regressions results: Ỹ= 49.2 + 73.9 X, SER (23.5) (16.4) = 13.4, R²=0.78 Another researcher is interested in the same regression, but makes an error when entering the data into a regression program: The research enters each observation twice, ending up with 100 observations (with observation 1 entered twice, observation 2 entered twice and so forth). Using these 100 observations, what results will be produced by the regression program? Complete the spaces in the equation below. Report the intercept and slope to one decimal place, but report the R2 to two decimal places. Ŷ= + *X, R² =
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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Question
![Suppose that n = 50, i.i.d observations for (Y₁, X₁) yield the following regressions results:
Ÿ= 49.2 + 73.9 X, SER = 13.4, R²=0.78
(23.5) (16.4)
Another researcher is interested in the same regression, but makes an error when entering the data into a regression program: The
research enters each observation twice, ending up with 100 observations (with observation 1 entered twice, observation 2 entered twice
and so forth).
Using these 100 observations, what results will be produced by the regression program? Complete the spaces in the equation
below. Report the intercept and slope to one decimal place, but report the R2 to two decimal places.
+
*
X, R² =](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1cecaeef-2185-4d64-a3b2-3f78810f9007%2F4178d3ca-6bcf-4c70-8795-214e75899e29%2F8l4e07_processed.png&w=3840&q=75)
Transcribed Image Text:Suppose that n = 50, i.i.d observations for (Y₁, X₁) yield the following regressions results:
Ÿ= 49.2 + 73.9 X, SER = 13.4, R²=0.78
(23.5) (16.4)
Another researcher is interested in the same regression, but makes an error when entering the data into a regression program: The
research enters each observation twice, ending up with 100 observations (with observation 1 entered twice, observation 2 entered twice
and so forth).
Using these 100 observations, what results will be produced by the regression program? Complete the spaces in the equation
below. Report the intercept and slope to one decimal place, but report the R2 to two decimal places.
+
*
X, R² =
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Follow-up Questions
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Follow-up Question
![In previous question, which (if
any) of the following internal
validity conditions are violated?
a.
Omitted variable bias
b.
Wrong functional form bias
C.
Errors-in-variables bias
d.
Simultaneous causality bias
e.
None of the above interval
validity conditions are violated](https://content.bartleby.com/qna-images/question/1cecaeef-2185-4d64-a3b2-3f78810f9007/8a7b9c96-b099-4754-ab5b-d31ba5404691/6odx93u_thumbnail.jpeg)
Transcribed Image Text:In previous question, which (if
any) of the following internal
validity conditions are violated?
a.
Omitted variable bias
b.
Wrong functional form bias
C.
Errors-in-variables bias
d.
Simultaneous causality bias
e.
None of the above interval
validity conditions are violated
Solution
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