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Mathematics, 25.09.2019 15:30 help26852
When jim surveyed 5 sixth-grade students at the community skating rink, he found that only 1 out of the 5 had completed the science project. he knows there are about 160 sixth-grade students in his community, so he infers that around 32 students have finished their science project. is this a good inference?
no, jim did not make a good inference because his sample is too small and may be biased because he only asked students that were at the rink.
no, jim did not make a good inference because his sample is too small and 32 is not in the same proportion to the population as 1 to 5.
yes, jim made a good inference because 32 is the same proportion to the population as 1 to 5.
yes, jim made a good inference because most students at the rink were sixth graders.
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When jim surveyed 5 sixth-grade students at the community skating rink, he found that only 1 out of...
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