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You are conducting a study that examines the impact of imprisonment on mental health. In your state, 15% of prisoners are imprisoned for >5 years and 85% are imprisoned for < 5 years. You want your sample to reflect these population parameters so you randomly select 15% of your sample from prisoners who have been imprisoned for >5 years and you randomly select 85% of your sample from prisoners who have been imprisoned for <5 years. You know this is an example of what type of sampling methodology?
Matrix
A rectangular array of numbers, symbols, or expressions, arranged in rows and columns, used in mathematics and computer science.
Determinant
A scalar value that can be computed from the elements of a square matrix and offers information about the matrix, such as whether it's invertible.
Matrix
A rectangular array of numbers, symbols, or expressions arranged in rows and columns, used in linear algebra to represent linear transformations and solve systems of linear equations, among other applications.
Determinant
A scalar value that can be computed from the elements of a square matrix and provides information about the matrix, such as whether it is invertible.
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