NBC News Exit Poll on Super Tuesday: Our methodology

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The NBC News Exit Poll interviewed voters astir their determination successful 3 Super Tuesday states — California, North Carolina and Virginia — and will person results disposable Tuesday evening. 

The exit poll for nan Virginia Republican statesmanlike superior will see astir 1,500 interviews pinch voters conducted Tuesday extracurricular of 30 polling places passim nan state. 

In North Carolina, location will beryllium exit canvass results for nan Republican primaries for president and governor. Interviewers were stationed astatine 30 polling places crossed nan authorities connected Tuesday and besides said to early in-person voters astatine polling places from Feb. 23 to March 2. The exit canvass is expected to see astir 1,900 interviews successful all. 

In California, location will beryllium exit canvass results for nan Republican statesmanlike superior and nan U.S. Senate primary. Interviews were conducted via telephone and online from Feb. 23 to March 2 to seizure nan precocious percent of early voters successful nan state. The exit canvass will see astir 1,500 interviews.

The exit polls are conducted by Edison Research connected behalf of nan National Election Pool and are analyzed by nan NBC News Exit Poll Desk.

Follow nan results successful California, North Carolina and Virginia aft nan polls adjacent connected Tuesday, and travel NBC News' unrecorded updates passim nan evening.

NBC News Exit Poll Desk:

Stephanie Perry has been head of exit polling for NBC News since 2016. She is besides nan executive head for nan Penn Program connected Opinion Research and Election Studies and nan Fox Leadership Program astatine nan University of Pennsylvania. She has worked arsenic an exit canvass expert for NBC News since 2010.

Hannah Hartig is a senior interrogator connected nan U.S. authorities and argumentation squad astatine nan Pew Research Center. She chiefly studies U.S. governmental attitudes, voting behavior, attitudes astir abortion and overseas policy. She has worked arsenic an exit canvass expert for NBC News since 2014. 

Mara Haeger is an election master for NBC News. She has worked arsenic an exit canvass expert for NBC News since 2020.

Joelle Gross is nan adjunct head of information subject and analytics astatine nan University of Pennsylvania.

Elizabeth Schreier is a data investigation coordinator for nan Penn Program connected Opinion Research and Election Studies astatine nan University of Pennsylvania.

Stephanie Perry, NBC News Exit Poll Desk

Stephanie Perry is head of exit polling for NBC News.