Population and sample statistics

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Mean Median And Mode, Central Tendency, Probability And Statistics, Positive Numbers, Absolute Value, Standard Deviation, Week 1, A Word, Statistics

Basic Terms Population: A collection, or set, of individuals or objects or events whose properties are to be analyzed. Two kinds of populations: finite or infinite. Sample: A subset of the population. Variable: A characteristic about each individual element of a population or sample. Data (singular): The value of the variable associated with one element of a population or sample. This value may be a number, a word, or a symbol. Data (plural): The set of values collected for the variable from…

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statistic-vs-estimator Confidence Interval, Linear Regression, Standard Deviation, Machine Learning Models, Machine Learning, Small Groups, Vocabulary

Estimators are measures taken from sample populations to estimate parameter values for entire populations. An example is the sample mean being utilized to represent the population mean. The value of an estimator is known formally as the estimand and can be categorized into several types, reflecting several characteristics, and goes by several names. Table of […]

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