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Mathematics, 21.06.2019 13:00
Aregression was run to determine if there is a relationship between hours of tv watched per day (x) and number of situps a person can do (y). the results of the regression were: y=ax+b a=-0.662 b=30.418 r2=0.703921 r=-0.839
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Mathematics, 21.06.2019 20:30
Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?
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Mathematics, 21.06.2019 22:40
Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.
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