Examlex
The DLCO is normal in pneumoconiosis.
Wilcoxon Rank Sum Test
A non-parametric statistical test used to compare two independent samples to determine if they come from the same distribution.
Null Hypothesis
A default hypothesis that there is no significant difference or effect, often represented as H0 in statistical tests, to be tested against an alternative hypothesis.
Wilcoxon Test
A non-parametric statistical test used to compare two paired groups and determine whether their population mean ranks differ.
Expected Value
A measure in probability and statistics indicating the average outcome of a random event, calculated as the weighted average of all possible values.
Q1: Excessive Bronchial Secretions Clinical Scenario<br>A)YES-This is associated
Q13: Chronic dilation and distortion of bronchial airway<br>A)YES-This
Q17: FRC<br>A)Normal<br>B)Decreases<br>C)Increases<br>D)Normal or decreased<br>E)Normal or increased
Q27: TLC<br>A)Normal<br>B)Decreases<br>C)Increases<br>D)Normal or decreased<br>E)Normal or increased
Q30: FRC<br>A)Normal<br>B)Decreases<br>C)Increases<br>D)Normal or decreased<br>E)Normal or increased
Q35: HCO<sub>3</sub><sup>-</sup><br>A)Increases<br>B)Decreases<br>C)Normal
Q50: FEV <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4274/.jpg" alt="FEV A)Normal
Q50: PaCO<sub>2</sub><br>A)Increases<br>B)Decreases<br>C)Normal
Q51: PEFR<br>A)Normal<br>B)Decreases<br>C)Increases<br>D)Normal or decreased<br>E)Normal or increased
Q61: CI<br>A)Normal<br>B)Decreases<br>C)Increases