In a procedure called random assignment, participants are placed in experimental conditions on the basis of chance, thus minimizing biases or preexisting differences in the groups.
Basically, the experimental condition is once the man of science manipulates the variable to assess its result on the variable. Below the experimental conditions, the participants receive experimental treatment whereas the participants within the control group don't receive any treatment.
Random assignment helps make sure that members of every group within the experiment area unit identical, which implies that the teams are doubtless a lot of representative of what's present within the larger population.
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the political, military, and social system in the Middle Ages, based on the holding of lands in fief or fee and on the resulting relations between lord and vassal.
The preschool educational television program Sesame Street was first aired on public broadcasting television stations November 10, 1969, and reached its 50th season in 2019. The history of Sesame Street has reflected changing attitudes to developmental psychology, early childhood education, and cultural diversity.
Answer:
This is an example of marginal analysis, as the decisions made by Raphael are on margin.
Explanation:
The decision of Raphael about pool versus bike time is totally a "how-much decision". It is clear that pool time and bike time can both reduce the time for race. However, the efficiency of pool time is high currently, and hence there is much sense in trying to spend more time in the pool and less on bike. This however makes no sense that all the time is spent in the pool and no time biking. Raphael only intends to alter the number of hours spend on each activity at the margin.
Answer:
relating to more than one branch of knowledge.
Explanation:
