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Mathematics, 21.06.2019 17:20
Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?
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Mathematics, 22.06.2019 03:00
The curved part of the figure is the semicircle what is the best approximation for the area of this figure
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Mathematics, 22.06.2019 05:00
Will mark brainliest, , and, rate to the best answercompare the wins-to-losses ratios for the teams.
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Find the nature of the roots of the equation x5-6x²-4x+5=0...
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