# 2019 MCQ Witi different options

For example, the question starts with 1. List out all the necessary symbols, formulas, theories. 2. Explain what the 1 list out . 3. The answer with all the manipulation steps with the explanations of each manipulation and each algebra. 4. Enthusiastic attitude about any queries I am having. 5. Work in the long run if this one works out well.

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The two pdfs attached are one for the question part and the second one for the answer part with the third one with the answers and the explanations as the sample I am looking for.

I look forward to work with the tutor in the long run for months if we work this question out well, thank you for your time.



1.FindingasmallpͲvalue(e.g.lessthan5%)

(A)indicatesevidenceinfavourofthenullhypothesis.
(B)impliesthattheabsolutevalueofthetͲstatisticislessthan1.96.
(C)indicatesevidenceagainstthenullhypothesis.
(D)willonlyhappenroughlyonceintwentysamples.
(E)willhappenroughlyin95%ofthesamples.

2.Inatworegressorregressionmodel,ifyouexcludeoneoftherelevantvariablesthen

(A)itisnolongerreasonabletoassumethattheerrorsarehomoskedastic.
(B)OLSisnolongerunbiased,butstillconsistent.
(C)youarenolongercontrollingfortheinfluenceoftheothervariable.
(D)theOLSestimatornolongerexists.
(E)youhaveomittedvariablebias.

3.Inthemultipleregressionmodel,ifyouwantedtotest,usinga5%significancelevel,
whetherornotaspecificslopecoefficientisequaltoone,thenyoushould

(A)subtract1fromtheestimatedcoefficient,dividethedifferencebythestandarderror,
andcheckiftheabsolutevalueoftheresultingratioislargerthan1.96.
(C)seeiftheslopecoefficientisbetween0.95and1.05.
(E)bothAandB.

4.Interpretingtheinterceptinaregressionfunctionis

(A)notreasonablebecauseyouneverobservevaluesoftheexplanatoryvariablesaround
theorigin.
(B)reasonablebecauseundercertainconditionstheestimatorisBLUE.
(C)reasonableifyoursamplecontainsvaluesofXiaroundtheorigin.
(D)notreasonablebecauseeconomistsareinterestedintheeffectofachangeinXonY.
(E)reasonableifthemodelincludesalargenumberofexplanatoryvariables.




5.TheR2ofaregressioncanbeexpressedas:

(A)ExplainedSumofSquares/TotalSumofSquares
(B)ResidualSumofSquares/TotalSumofSquares
(C)ExplainedSumofSquares/DegreesofFreedom
(D)ResidualSumofSquares/DegreesofFreedom
(E)noneoftheabove.
6.TheoverallregressionFͲstatisticteststhenullhypothesisthat

(A)theinterceptintheregressionandatleastone,butnotall,oftheslopecoefficientsis
zero.
(B)theinterceptintheregressionandatleastone,butnotall,oftheslopecoefficientsis
zero.
(C)allslopecoefficientsandtheinterceptarezero.
(D)allslopecoefficientsarezero.
(E)theslopecoefficientofthevariableofinterestiszero.
because

(A)manyeconomicvariablesareperfectlycorrelated.
(B)itartificiallyincreasesthepowerofyourtests.
(C)inreallife,economicvariableschangetogetherallthetime.
(D)itbiasesyourslopeestimatetowardszero.
(E)noneoftheabove.
8.Whenyourregressionhasasinglerelevantomittedvariable,then

(A)useatwoͲsidedalternativehypothesistochecktheinfluenceofallincludedvariables.
(B)theestimatorforyourincludedregressorswillbebiasedifatleastoneoftheincluded
variablesisuncorrelatedwiththeomittedvariable.
(C)theestimatorforyourincludedregressorswillalwaysbebiased.
(D)theestimatorforyourincludedregressorswillbebiasedifatleastoneoftheincluded
variablesiscorrelatedwiththeomittedvariable.
(E)useaoneͲsidedalternativehypothesistochecktheinfluenceofallincludedvariables.
9.ThetͲstatistichasthefollowingdistribution:

(A)Standardnormaldistributionforn

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