A researcher wants to select a sample of 70 full-time employees who work in either the police,

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A researcher wants to select a sample of 70 full-time employees who work in either the police, fire, or judicial departments of Phoenix, Arizona, by performing stratified sampling. Of those three departments, 64% work in the police department, 33% work in the fire department, and 3% work in the judicial department. How many full-time employees in each department should be surveyed?
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