The Sampling Procedure That Provides an Unbiased Estimate of the Proportion

question 21

Multiple Choice

The sampling procedure that provides an unbiased estimate of the proportion of times that is very accurate when small intervals are used is

• A) whole-interval recording.
• B) partial-interval recording.
• C) momentary time sampling.
• D) event recording.

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Definitions:

Confidence Intervals

A sequence of values, garnered from samples, anticipated to cover the value of a yet-to-be-discovered population parameter.

Sampling Distribution

The probability distribution of a given statistic based on a random sample.

Central Limit Theorem

A statistical theory that states that the sampling distribution of the sample mean will approach a normal distribution as the sample size becomes larger, regardless of the shape of the population distribution.

Test Statistic

A calculated value from statistical test data used to determine whether to reject the null hypothesis in favor of the alternative hypothesis.