A Valid Classification System Is One That

question 73

Multiple Choice

A valid classification system is one that

• A)has clear criteria for making diagnoses.
• B)ensures that two or more people will agree on a classification.
• C)leads to accurate predictions and statements.
• D)has a clear purpose.

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Definitions:

Chi-square Statistic

A measure used in statistics to assess how expectations compare to actual observed data, particularly in the context of categorical variables.

Observed Frequencies

The actual number of occurrences of each category in statistical data.

Expected Frequencies

The anticipated counts in each category of a contingency table under the assumption that the null hypothesis is true, calculated from the proportions in the total sample.

Chi-square Statistic

A statistical measure used to assess the differences between observed and expected frequencies in one or more categories.