Examlex
In an experimental study the investigator has no ability to directly influence or manipulate any of the elements involved in the investigation.
Exponential Smoothing
A time series forecasting method for univariate data that applies decreasing weights to past observations, with the most weight given to the latest data.
Indicator Variables
Variables used in statistical models that take the value 1 if a certain condition is met and 0 otherwise, often used for representing categorical data.
Seasonal Variations
Periodic fluctuations in time series data that occur at regular intervals due to seasonal factors.
Stock Market Performance
An indicator of the overall health and activity of the stock market, often reflected through indexes like the Dow Jones or S&P 500.
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