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Windows should be installed to be airtight as well as watertight.
Outliers
Data points that lie an abnormal distance from other values in a random sample from a population, often indicating a measurement or transcription error, or a novel phenomenon.
Variance
Measures the variability or spread of a set of data points around their mean; it's calculated as the average of the squared differences from the Mean.
Descriptive Statistics
Statistical methods that summarize and organize the information in a data set to describe its various features, such as mean or standard deviation, without drawing inferences about the population.
Box Plot
A standardized way of displaying the distribution of data based on a five-number summary: minimum, first quartile, median, third quartile, and maximum.
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