Chemistry, 19.05.2020 22:20 isabellemdeakin

Students of different grades are given the same jigsaw puzzle to assemble. The time they took to assemble it was measured. What is the dependent Variable?
a) time took to assemble it
b) There is not one
c) the jigsaw puzzle
d) different grade levels

please help me!

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Students of different grades are given the same jigsaw puzzle to assemble. The time they took to ass...