Let us modify Computer Exercise C4 in Chapter 8 by using voting outcomes in 1990 for incumbents who were elected in 1988. Candidate A was elected in 1988 and was seeking reelection in 1990; voteA90 is Candidate A's share of the two-party vote in 1990. The 1988 voting share of Candidate A is used as a proxy variable for quality of the candidate. All other variables are for the 1990 election. The following equations were estimated, using the data in VOTE2: voteA90 = 75.71 + .312 prtystrA + 4.93 democA (9.25) (.046) -929 log(expendA) – 1.950 log(expendB) (.684) n = 186, R = .495, R = 483, (1.01) (.281) %3D and voteA90 = 70.81 + .282 prtystrA + 4.52 democA (1.06) (10.01) (.052) -.839 log(expendA) – 1.846 log(expendB) + .067 voteA88 (.687) n = 186, R² = .499, R² = .485. (.292) (.053) (i) Interpret the coefficient on voteA88 and discuss its statistical significance. (ii) Does adding voteA88 have much effect on the other coefficients?
Let us modify Computer Exercise C4 in Chapter 8 by using voting outcomes in 1990 for incumbents who were elected in 1988. Candidate A was elected in 1988 and was seeking reelection in 1990; voteA90 is Candidate A's share of the two-party vote in 1990. The 1988 voting share of Candidate A is used as a proxy variable for quality of the candidate. All other variables are for the 1990 election. The following equations were estimated, using the data in VOTE2: voteA90 = 75.71 + .312 prtystrA + 4.93 democA (9.25) (.046) -929 log(expendA) – 1.950 log(expendB) (.684) n = 186, R = .495, R = 483, (1.01) (.281) %3D and voteA90 = 70.81 + .282 prtystrA + 4.52 democA (1.06) (10.01) (.052) -.839 log(expendA) – 1.846 log(expendB) + .067 voteA88 (.687) n = 186, R² = .499, R² = .485. (.292) (.053) (i) Interpret the coefficient on voteA88 and discuss its statistical significance. (ii) Does adding voteA88 have much effect on the other coefficients?
MATLAB: An Introduction with Applications
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Chapter1: Starting With Matlab
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Question
![Let us modify Computer Exercise C4 in Chapter 8 by using voting outcomes in 1990 for incumbents
who were elected in 1988. Candidate A was elected in 1988 and was seeking reelection in 1990;
voteA90 is Candidate A's share of the two-party vote in 1990. The 1988 voting share of Candidate A is
used as a proxy variable for quality of the candidate. All other variables are for the 1990 election. The
following equations were estimated, using the data in VOTE2:
voteA90 = 75.71 + .312 prtystrA + 4.93 democA
(9.25) (.046)
-929 log(expendA) – 1.950 log(expendB)
(.684)
n = 186, R = .495, R = 483,
(1.01)
(.281)
%3D](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc655501b-78fb-4dca-99a6-6372bd9dd726%2F5c5eb9bb-e6a9-40e2-a38e-3f1d90a1ebad%2Fscyky3w.png&w=3840&q=75)
Transcribed Image Text:Let us modify Computer Exercise C4 in Chapter 8 by using voting outcomes in 1990 for incumbents
who were elected in 1988. Candidate A was elected in 1988 and was seeking reelection in 1990;
voteA90 is Candidate A's share of the two-party vote in 1990. The 1988 voting share of Candidate A is
used as a proxy variable for quality of the candidate. All other variables are for the 1990 election. The
following equations were estimated, using the data in VOTE2:
voteA90 = 75.71 + .312 prtystrA + 4.93 democA
(9.25) (.046)
-929 log(expendA) – 1.950 log(expendB)
(.684)
n = 186, R = .495, R = 483,
(1.01)
(.281)
%3D
![and
voteA90 = 70.81 + .282 prtystrA + 4.52 democA
(1.06)
(10.01) (.052)
-.839 log(expendA) – 1.846 log(expendB) + .067 voteA88
(.687)
n = 186, R² = .499, R² = .485.
(.292)
(.053)
(i)
Interpret the coefficient on voteA88 and discuss its statistical significance.
(ii) Does adding voteA88 have much effect on the other coefficients?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc655501b-78fb-4dca-99a6-6372bd9dd726%2F5c5eb9bb-e6a9-40e2-a38e-3f1d90a1ebad%2F58w5n94.png&w=3840&q=75)
Transcribed Image Text:and
voteA90 = 70.81 + .282 prtystrA + 4.52 democA
(1.06)
(10.01) (.052)
-.839 log(expendA) – 1.846 log(expendB) + .067 voteA88
(.687)
n = 186, R² = .499, R² = .485.
(.292)
(.053)
(i)
Interpret the coefficient on voteA88 and discuss its statistical significance.
(ii) Does adding voteA88 have much effect on the other coefficients?
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