Stratified Random Sampling

Transcript

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Sampling Methods

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Stratified Random Sample

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Step

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1

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Divide your population into groups based on shared characteristics For example: freshmen, sophomores, juniors, & seniors

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Step

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2

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Take each group & number each person from 1 to n

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Step

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3

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Use a random number generator to select a sample of people

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www.yourwebsite.com

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Repeat for each of your original groups

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Step

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4

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Example

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Thank you.

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