C784 Applied Healthcare Statistics
FULL COURSE REVIEW
Lurking Variable - correct answer Associated with the explanatory and the response variables
that is not directly being studied.
Simpson's Paradox - correct answer Occurs when a trend or result that appears in groups of
data disappears when we combine the data.
Regression Analysis - correct answer A process for estimating and analyzing the relationship
between variables.
Least-Squares Regression Line - correct answer AKA the line of best fit.
y = mx + b
"rise over run"
Interpolation - correct answer Using existing data along with the Least-Squares Regression Line
to make a prediction.
Extrapolation - correct answer Estimation by projecting OUTSIDE known data points.
p-value - correct answer the probability that a result occurred by chance
Significance Levels in Hypothesis Testing - correct answer Statistically Significant: If a measured
p-value is less than the significance level.
NOT Statistically Significant: If a measured p-value is MORE than the significance level.
