Job Et Al Found, When Participants Had to Judge Whether a Square

question 33

Multiple Choice

Job et al. found, when participants had to judge whether a square target was present in the display, that:

• A) Responses were faster to a local target with a power grip
• B) Responses slower to a local target with a precision grip
• C) Responses were faster to a global target with a power grip
• D) Responses were slower to a global target with a power grip

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Definitions:

Pooled Variance

A method used in statistical analysis to estimate the variance of two or more different populations by pooling their variances, assuming they have the same variance.

Sample Sizes

The number of observations or units chosen from a larger population for the purpose of statistical analysis.

Weighted Average

An average resulting from the multiplication of each component by a factor reflecting its importance.

Z-score

A numerical metric indicating how a particular value compares to the average of a dataset, expressed by the number of standard deviations it lies from the mean.