Mathematics, 24.06.2019 03:50, sabrinamarie17

Astudent gently drops a ball from different heights and measures the time it takes to fall to the ground. which statement best describes why the investigation is an experimental study? a) the student does not use a control group. b) there is only one independent variable involved. c) the student sets the values of the independent variable. d) it is possible to establish a cause-effect relation between the variables.

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Astudent gently drops a ball from different heights and measures the time it takes to fall to the gr...