Mathematics, 24.06.2019 20:10 Shisuuu
Mcallister et al. (2012) compared varsity football and hockey players with varsity athletes from noncontact sports to determine whether exposure to head impacts during one season have an effect on cognitive performance. in the study, tests of new learning performance were significantly poorer for the contact sport athletes compared to the noncontact sport athletes. the following table presents data similar to the results obtained in the study. noncontact athletes: 10, 8, 7, 9, 13, 7, 6, 12contact athletes: 7, 4, 9, 3, 7, 6, 10, 2a. are the test scores significantly lower for the contact sport athletes than for the noncontact athletes? use a one-tailed test with \alpha=.05t-critical=t=b. compute the value of (percentage of variance accounted for) for these data. r^2= a. 0.123, b. 0.239, c. 0.138, d. 0.264
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Mathematics, 21.06.2019 19:50
Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30
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Mathematics, 21.06.2019 22:00
Identify the expression equivalent to 4(x + x + 7) − 2x + 8 − 4 by substituting x = 1 and x = 2.
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Mathematics, 21.06.2019 23:30
Abaseball team drinks 10/4 gallons of water during a game. which mixed number represents the gallons of water consumed? a) 1 1/2 gallons b) 2 1/2 gallons c) 2 3/4 gallons d) 3 1/2 gallons
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Mathematics, 22.06.2019 00:30
Two cities a and b are 1400km apart and lie on the same n-s line. the latitude of city a is 23 degrees. what is the latitude of city b. the radius of the earth is approximately 6400km.
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Mcallister et al. (2012) compared varsity football and hockey players with varsity athletes from non...
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