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At a college there are 120 freshmen, 90 sophomores, 110 juniors, and.pdf

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At a college there are 120 freshmen, 90 sophomores, 110 juniors, and 80 seniors. A school administrator selects a random sample of 12 of the freshmen, 9 of the sophomores, 11 of the juniors and 8 of the seniors. She then interviews all the students selected. Identify the type of sampling used in this example. Solution Stratified sampling.

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At a college there are 120 freshmen, 90 sophomores, 110 juniors, and 80 seniors. A school administrator selects a random sample of 12 of the freshmen, 9 of the sophomores, 11 of the juniors and 8 of the seniors. She then interviews all the students selected. Identify the type of sampling used in this example. Solution Stratified sampling

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At a college there are 120 freshmen, 90 sophomores, 110 juniors, and.pdf

  • 1. At a college there are 120 freshmen, 90 sophomores, 110 juniors, and 80 seniors. A school administrator selects a random sample of 12 of the freshmen, 9 of the sophomores, 11 of the juniors and 8 of the seniors. She then interviews all the students selected. Identify the type of sampling used in this example. Solution Stratified sampling