Which of the Following Is True of the Exponential Smoothing

question 43

Multiple Choice

Which of the following is true of the exponential smoothing method?

• A) It does not incorporate new observations into existing forecasts.
• B) It weighs all recent observations equally.
• C) It assigns weights that decrease exponentially as observations gets older.
• D) It does not use all available observations in making a forecast.

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Definitions:

Cohort

A group of individuals sharing a significant common characteristic, often utilized in studies to examine specific outcomes over a time period.

Cross-Sectional Study

An observational type of study that analyzes data from a population, or a representative subset, at a specific point in time.

Random Sample

A method of selecting individuals from a population where each has an equal chance of being chosen, ensuring the sample's representativeness.

Preoperational Stage

The second stage in Piaget's theory of cognitive development, where children aged 2-7 years begin to think symbolically but are not yet able to perform operations, or reversible mental actions.