The Frequency of True Positives,false Negatives,false Positives,and True Negatives Allow

question 145

Multiple Choice

The frequency of true positives,false negatives,false positives,and true negatives allow us to determine if participants have

• A)the correct signal-to-noise ratio.
• B)any response biases.
• C)detected a just noticeable difference.
• D)an absolute threshold for the stimulus.

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Definitions:

Percentile

In statistics, this term refers to the threshold under which a specific percentage of data within a collection is observed.

Interquartile Range

The difference between the 75th and 25th percentiles of a dataset, representing the spread of the middle 50% of the data.

Tchebysheff's Theorem

A statistical theorem stating that for any distribution, the proportion of outcomes within k standard deviations of the mean is at least 1-1/k^2 for k>1.

Measure Of Shape

Statistical indicators that describe how a dataset is distributed along the axis, including skewness and kurtosis, which indicate asymmetry and the peakedness of the data distribution, respectively.