Mathematics, 17.03.2020 00:01 kimryan520
(x+4)(2x−a)=0 in the equation above, a is a constant. If the equation has the solution x = 4 and x = -4, what is the value of a?
Answers: 2
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, 21.06.2019 20:00
He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean and standard deviation according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%
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Mathematics, 21.06.2019 23:30
If you measured the width of a window in inches and then in feet with measurement would you have the greater number of units
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(x+4)(2x−a)=0 in the equation above, a is a constant. If the equation has the solution x = 4 and x =...
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