Cholelithiasis Is Present in 90% of Patients Who Have Acute

question 13

True/False

Cholelithiasis is present in 90% of patients who have acute cholecystitis.

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Definitions:

Expected Frequency

The number of occurrences predicted in a category of a contingency table based on probabilistic models.

Political Preference

An individual's inclination or bias toward one or more political parties, ideologies, or policy positions.

Respondents

Individuals who provide data or answers to questions in a survey or study.

One-sample Chi-square

A statistical test that determines if the observed frequencies differ significantly from the expected frequencies in one categorical dataset.