heteroskedasticity - 2024 Penn Bowl

Question

The generalized and weighted least squares models attempt to correct for this phenomenon in regression analysis. For 10 points each:

[10m] Name this phenomenon in statistics and econometrics in which the variance changes with regard to the value of one variable.

ANSWER: heteroskedasticity [accept heteroscedasticity]

[10h] This man names an LM-test for heteroscedasticity that includes the squares and cross-products of the variables in the original regression. Along with Eicker and Huber, this man names the most common kind of heteroskedasticity-robust standard error.

ANSWER: Halbert White [or Halbert Lynn White Jr.]

[10e] The LM statistic used in the White test consists of the coefficient of determination times this quantity. This quantity symbolized n is the number of data points in a sample.

ANSWER: sample size

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Summary


2024 Penn Bowl Berkeley	11/02/2024	Y	2	20.00	50%	100%	50%
2024 Penn Bowl CWRU	11/02/2024	Y	4	15.00	100%	25%	25%
2024 Penn Bowl Chicago	11/02/2024	Y	8	20.00	100%	75%	25%
2024 Penn Bowl Florida	10/26/2024	Y	2	15.00	100%	50%	0%
2024 Penn Bowl Harvard	10/26/2024	Y	4	15.00	100%	50%	0%
2024 Penn Bowl Mainsite	11/02/2024	Y	3	16.67	100%	67%	0%
2024 Penn Bowl Playtest	10/12/2024	Y	4	17.50	100%	75%	0%
2024 Penn Bowl Texas	11/02/2024	Y	2	10.00	50%	50%	0%
2024 Penn Bowl UK	10/26/2024	Y	5	16.00	100%	60%	0%
2024 Penn Bowl UNC	10/26/2024	Y	3	20.00	100%	67%	33%

Data


Carnegie Mellon	Michigan A	10	10	10	30
Ohio State A	Michigan State	0	0	10	10
Ohio State B	Ohio State C	0	0	10	10
Pittsburgh	Michigan B	0	0	10	10
Houston	Texas B	0	0	0	0
Texas A	TAMU	10	0	10	20
3HK1MM	Oxford School for Quizness	0	0	10	10
Four Times I Have Despised My Soul	Sorted	10	0	10	20
Chicago A	Northwestern B	10	0	10	20
Chicago B	Purdue	10	0	10	20
Notre Dame B	Illinois A	0	0	10	10
Northwestern A	Illinois C	10	10	10	30
Illinois B	Minnesota	10	0	10	20
Notre Dame A	Notre Dame C	10	0	10	20
Indiana A	SIUE	0	0	10	10
Indiana B	WUSTL	10	10	10	30
See it	LSE	10	0	10	20
Say it	Limp Chriskit	10	0	10	20
The Crying of Team 49	Gressenheller A	0	0	10	10
UNC C	Duke A	10	10	10	30
UNC B	RIT A	10	0	10	20
Virginia Tech A	UNC A	0	0	10	10
Berkeley A	Berkeley C	10	0	0	10
Stanford	Berkeley B	10	10	10	30
UF B	UF A	0	0	10	10
UF C	UCF	10	0	10	20
Harvard A	Brandeis	0	0	10	10
Yale B	MIT	10	0	10	20
BU	Tufts	10	0	10	20
Yale A	Harvard B	0	0	10	10
JHU A	Columbia	10	0	10	20
Princeton	JHU B	0	0	10	10
NYU A	NYU B	10	0	10	20
Statler and Waldorfesque Former Penn Bowl Editors	Ill-Advised Buzz	10	0	10	20
Oh you like geography? Name every Forrest.	Khalil v Carbolic Shisha Ball Co	0	0	10	10
TOAD	We jopping	10	0	10	20
bruh	Why the Kremlin Hates Bananas	10	0	10	20