You Are Analyzing a 12-Lead ECG for the Presence of Left

question 32

Multiple Choice

You are analyzing a 12-lead ECG for the presence of left ventricular hypertrophy. After measuring carefully, you determine that the QS measurement is 12 mm and the R wave measurement is 20 mm. What does this patient have?

• A)Minimal left ventricular hypertrophy
• B)Advanced left ventricular hypertrophy
• C)Both left and right ventricular hypertrophy
• D)No clinical sign of hypertrophy

---

Definitions:

Cumulative Error

The overall error that accumulates when multiple measurements or calculations are combined or sequenced in a process.

Mean Absolute Deviation

A measure of variability that quantifies the average absolute difference between each data point and the mean of the data set.

Time Series Trend Equation

A mathematical formula that models the underlying trend of a time series data set, often used for forecasting future values.

Negative Slope

a term describing a line or curve on a graph that displays a decrease in the y-value as the x-value increases, indicative of an inverse relationship.