Social Studies, 03.03.2020 23:39 john092103
To test the effectiveness of a liquid supplement that is supposed to help forgetful people with their memory, 400 college students are recruited for a study and divided into two groups. Group A with 250 students receives the supplement, while group B with 150 students receives some colored water. Neither group is told what they received. After several weeks, they are given a memory test. This study can best be described as
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Social Studies, 22.06.2019 11:00, elijahlylejamez45
Which steps are important when designing and conducting a scientific experiment? hide the results from fellow scientists. identify the independent variable. eliminate all dependent variables. address any confounding variables. form a non-falsifiable hypothesis.
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Many planters took advantage of their sharecroppers under this system. where in the process do you see an opportunity for the planter to cheat his sharecroppers?
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