Meredith Has Just Begun to Be Able to Use Symbols

question 107

Multiple Choice

Meredith has just begun to be able to use symbols to represent actions and objects. You would expect her to use

• A) gestures, but not words.
• B) words, but not gestures.
• C) words and gestures.
• D) neither words nor gestures.

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Definitions:

Point Estimate

A single value derived from sample data that serves as the best guess or estimation of an unknown population parameter.

Confidence Interval

A spectrum of figures, coming from sample data, predicted to hold the value of a hidden population characteristic.

Sampling Error

The error that occurs due to observing a sample instead of the whole population, which may cause sample statistics to differ from the actual population parameters.

Confidence Interval

A statistical interval estimating the range within which a population parameter is expected to lie, based on sample data and a specified confidence level.