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OpenStudy (anonymous):
a school principal chose 4 history classes at random and asked each student in each class to complete a survey. which type of sampling technique did the school principle use?
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OpenStudy (anonymous):
A. Stratified random sample B. Simple random sample C. Convenience D. Systematic E. Census F. Cluster
OpenStudy (anonymous):
a gotta be
OpenStudy (anonymous):
no maybe d, its not c or e or f
OpenStudy (anonymous):
or b so.
OpenStudy (anonymous):
ill choose a
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