Applied Statistics Final Review (1st Semester)

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What is a Convenience Sample?

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A sampling method where individuals are selected based on their easy availability and proximity to the researcher, rather than random selection.

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What is the Lower Class Limit in statistics?

Back

The smallest data value that can be included in a class interval.

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What is Inferential Statistics?

Back

A branch of statistics that makes inferences and predictions about a population based on a sample of data.

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What is a Cluster Sample?

Back

A sampling technique where the population is divided into groups (clusters) and a whole cluster is randomly selected.

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What is Discrete Data?

Back

Data that can only take specific values, often counted in whole numbers, such as the number of books on a shelf.

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What is a Random Sample?

Back

A sampling method where every individual has an equal chance of being selected, ensuring that the sample is representative of the population.

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What is Stratified Sampling?

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A sampling method that involves dividing the population into subgroups (strata) and taking a sample from each stratum.

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What is Descriptive Statistics?

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A branch of statistics that summarizes and describes the characteristics of a data set.

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What is a Class Mark?

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The midpoint of a class interval, calculated as the average of the upper and lower class limits.

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What is Frequency in statistics?

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The number of times a particular value or category occurs in a data set.