Engels Argued That Early Tool Use Promoted the Development of

question 15

Multiple Choice

Engels argued that early tool use promoted the development of

• A) language
• B) abstract thinking
• C) cooperation
• D) all of the above

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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.