Biology, 05.07.2019 18:00 kaliyab191
When human subjects are used during drug tests, researchers usually perform double-blind experiments. in double-blind experiments, neither the researchers nor the human subjects know which subjects are receiving the actual drug (experimental group) and which are instead receiving an inactive placebo (control group). double-blind experiments are conducted in order to a. decrease the accuracy of the data. b. reduce measurement errors. c. reduce sources of bias. d. improve the precision of the data.
Answers: 2
Biology, 21.06.2019 15:30
Which plant has a visible leaf modification that will it conserve water in extremely dry environments?
Answers: 1
Biology, 21.06.2019 23:00
Which image shows labeled organelles that are present only in plant cells?
Answers: 1
Biology, 22.06.2019 02:00
Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat
Answers: 2
When human subjects are used during drug tests, researchers usually perform double-blind experiments...
Social Studies, 01.08.2020 01:01
English, 01.08.2020 01:01
Computers and Technology, 01.08.2020 01:01
Mathematics, 01.08.2020 01:01
Mathematics, 01.08.2020 01:01
Mathematics, 01.08.2020 01:01
Mathematics, 01.08.2020 01:01
History, 01.08.2020 01:01