A Statistician Adds All of the Test Scores for a Group

question 191

Multiple Choice

A statistician adds all of the test scores for a group of participants and then divides the sum by the number of participants. The result of his calculation is the ____________ of the test scores.

• A) arithmetic mean
• B) effect size
• C) p value
• D) standard deviation

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Definitions:

Open Primary

A primary election where voters are not required to declare party membership to vote for their preferred candidate for a public office.

Majority System

A voting system in which a candidate or proposition must receive more than half of the votes to win.

Electoral College Vote

A process used in the United States to elect the president and vice-president, where electors from each state vote based on the popular vote within their state.

Popular Vote

The total number of votes cast by citizens in an election, as opposed to electoral college votes or legislative votes.