Mathematics, 20.09.2020 14:01 Laiyla27
Placebos are used so that even the people who do not receive a treatment can benefit from the study. ? 2. Controlled experiments can be randomized or nonrandomized. ? 3. A well-designed placebo allows an experiment to be conducted blind. ? 4. Placebos are used to randomly assign participants to treatment or control ? 5. Using a random chance procedure to assign subjects to treatment or control reduces bias ? 6. A placebo is used in all controlled experiments. ? 7. In a blind experiment, the subjects do not know whether they are in the treatment group or control group. ? 8. In an observational study, the investigators assign the subjects to treatment or control
Answers: 1
Mathematics, 21.06.2019 17:00, sophiawatson70
Line gh passes through points (2, 5) and (6, 9). which equation represents line gh? y = x + 3 y = x – 3 y = 3x + 3 y = 3x – 3
Answers: 1
Mathematics, 21.06.2019 19:30, ginocousins06
Fa bus driver leaves her first stop by 7: 00 a. m., her route will take less than 37 minutes. if she leaves after 7: 00 a. m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?
Answers: 3
Placebos are used so that even the people who do not receive a treatment can benefit from the study....
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