Mathematics, 31.03.2020 00:36 silveryflight
Students in a statistics class were divided into two groups at random. Students in one group were given a set of words to memorize in a room with music playing. Students in the other group were given the same list of words to memorize but in a quiet room. Students in the quiet room were able to remember more words, on average. Is this an observational study or an experiment
Answers: 2
Mathematics, 21.06.2019 20:30, Travisbennington
Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.
Answers: 1
Students in a statistics class were divided into two groups at random. Students in one group were gi...
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