If You Need to Gather a Large Amount of Information

question 107

Multiple Choice

If you need to gather a large amount of information in a very short time,and have a small budget with which to work,the research method you should probably choose is

• A)standardized testing.
• B)an experiment.
• C)participant observation.
• D)a survey.

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Definitions:

Confidence Intervals

A range of values, derived from sample statistics, that is believed to contain the true population parameter with a certain level of confidence.

Unknown Parameters

Quantities in a statistical model that are not known a priori but are estimated from data.

P-values

The probability of observing a statistic as extreme as, or more extreme than, the statistic observed under the assumption that the null hypothesis is true.

Two-sided

Pertaining to hypothesis tests that consider deviations in both directions away from a specified null hypothesis.