To Get an Accurate Measure of Public Opinion, Pollsters Must

question 43

Multiple Choice

To get an accurate measure of public opinion, pollsters must do what?

• A) talk to selective individuals
• B) talk to more educated people
• C) look at what the public is concerned about
• D) focus on what their sponsors want to know

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Definitions:

Expected Value

The long-run average or mean value that would be obtained after many trials or iterations, often used in probability and statistics.

Simple Linear Regression

A statistical method that models the relationship between a dependent variable and one independent variable using a linear equation.

Confidence Interval Estimate

An estimated range of values calculated to determine the confidence level for the parameter being measured in a population.

Prediction Interval

A calculated range predicting where future measurements are expected to lie, considering previous data, and accompanied by a designated probability.