Can someone please help me on number 11
...
Answers: 3
Biology, 21.06.2019 20:00
Researchers randomly divide participants into groups. each group takes a different amount of omega-3 fatty acid supplements daily for a month. one group receives a placebo. the researchers measure the impact on cholesterol levels in the blood. what is the purpose of random assignment in this experiment? a, to produce treatment groups with similar characteristics b, to ensure that all people with high cholesterol have an equal chance of being selected for the study c, to increase the accuracy of the research results and prevent skewness in the data
Answers: 1
Biology, 22.06.2019 07:00
What terms describes being out of water after being submerged
Answers: 1
Biology, 22.06.2019 10:00
Witch theory suggests all living things are made up of cell or cells
Answers: 1
Biology, 22.06.2019 16:00
Each nephron is made up of capillaries that form the __ sweat glands bladder glomerulus ureter
Answers: 1
Mathematics, 24.03.2020 03:55
Social Studies, 24.03.2020 03:55
English, 24.03.2020 03:55
Mathematics, 24.03.2020 03:56
English, 24.03.2020 03:56
Mathematics, 24.03.2020 03:56
Biology, 24.03.2020 03:56
Mathematics, 24.03.2020 03:56