Mathematics, 27.01.2020 23:31 angeleyes4u610p6np54
The sampling examples below use either the stratified or the cluster method of sampling. select the examples that use the stratified method. a city council wants to know if elementary students in its city are meeting national standards. eight schools are selected from the city's 30 total elementary schools, and the test scores of all students in the selected schools are evaluated. □ a landlord wants to know the average income of his tenants. he selects three of his eight apartment complexes and collects income information from several randomly chosen tenants within the selected complexes. a questionnaire is created to gauge studert opinion on a new university cafeteria. a sample of 40 eshmen. 50 sophomores, 60 juniors, and 50 seniors is selected to fill out the questionnaire. a health agency needs to assess the performance of hospitals in a region but does not have the resources to evaluate each hospital. to reduce costs, the agency selects 5 of the 23 hospitals in the region and samples data related to performance from randomly chosen days and times. □ a potato field is believed to be infected with a plant disease. the field is divided into 10 equal areas, and 25 potatoes are selected from each area to be tested for the disease.
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The functions below show the amount of money bella and sweet t had saved after earning money for doing chores. which description best compares the two functions?
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Triangle dog was rotated to create triangle d'o'g'. describe the transformation using details and degrees.
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The sampling examples below use either the stratified or the cluster method of sampling. select the...
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