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OpenStudy (anonymous):
dentify the type of sample used. Coaches pick 20 boys and 20 girls randomly from the basketball league to survey about practice and game times. A. convenience B. simple random C. stratified random D. systematic
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OpenStudy (anonymous):
@jtbulin
OpenStudy (anonymous):
@ganeshie8
OpenStudy (anonymous):
it is C
OpenStudy (anonymous):
stratified because they took fixed number from two classes of subjects presumably random, though this was not specified
OpenStudy (anonymous):
its c. sorry hun
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