In Regard to the Outcome of a Poll, as the Confidence

question 24

Multiple Choice

In regard to the outcome of a poll, as the confidence level increases,

• A) The more difficult it becomes to avoid atypical cases.
• B) The standard deviation becomes smaller.
• C) The margin of error increases.
• D) The standard deviation becomes greater.
• E) The margin of error decreases.

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Definitions:

Minutes

A unit of time equal to one-sixtieth of an hour or sixty seconds, commonly used to measure duration.

Null Hypothesis

A statistical hypothesis that assumes no significant difference or effect in a particular test, used as a starting point for experimentation.

Alternative Hypothesis

A hypothesis that suggests there is a difference between two or more sets of data, contrasting the null hypothesis.

Average

The numerical value obtained by dividing the sum of all values in a set by the number of values in the set.