What Do Modified A-Not-B Experiments That Involve Manipulations of Infants

question 47

Multiple Choice

What do modified A-not-B experiments that involve manipulations of infants' posture demonstrate?

• A) The impact of sensory feedback is an important consideration when conducting A-not-B experiments.
• B) Reaching for a specific location may be the result of an automatic reflex.
• C) Infants do better at A-not-B tasks when they are standing.
• D) Infants continue to search for objects in the same location until they are taught otherwise.
• E) Infants can succeed in A-not-B tasks with a little help from the experimenter.

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Definitions:

Trimmed Mean

A method of averaging that involves removing a certain percentage of the largest and smallest values before calculating the mean.

Bootstrap Distribution

A statistical technique for estimating the sampling distribution of an estimator by resampling with replacement from the original dataset.

Observed Mean

The arithmetic average of observed values in a dataset, calculated as the sum of all observations divided by the number of observations.

P-value

A statistical measure that helps researchers determine the significance of their research results, indicating the probability of observing the collected data, or something more extreme, if the null hypothesis were true.