An ECG Tracing from a Patient with a Pacemaker May

question 8

Multiple Choice

An ECG tracing from a patient with a pacemaker may have wide or bizarre __________ if the pacemaker captures the chamber it is pacing.

• A) P waves
• B) T waves
• C) QRS complexes
• D) R-R intervals

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Definitions:

Kolmogorov-Smirnov Test

A nonparametric test used to determine the goodness of fit between a set of observed values and a continuous distribution.

Parametric Statistics

Statistical methods that assume the data follows a particular distribution, often used for hypothesis testing.

Categorical Variables

Categorical variables are types of variables in statistics that represent categories, possessing qualitative properties that differentiate one group from another.

One-sample Chi-square

A statistical test used to determine whether there is a significant difference between the observed frequencies and the expected frequencies in one categorical dataset.