Respuesta :
The correct description of the design is the experimental units are the individual students, the blocks are the teachers, and the response variable is the average AP Exam score for each classroom.
What is design of experiment?
The area of applied statistics known as "design of experiments" deals with the planning, execution, analysis, and interpretation of controlled tests to identify the factors influencing the value of a parameter or group of parameters.
In order to see the response variable—the average AP test scores of each classroom—the study will apply treatments—begin with design and proceed with data analysis—on individual students as the experimental units. Depending on whether they like to begin the statistical themes with design or data analysis, the teachers are utilized as building blocks.
Therefore, the correct answer is option D .
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Complete Question
Statistics teachers often debate the best order n which to teach topics. one group of teachers likes to begin with data analysis. another group likes to teach design of studies first. to see which order is more effective in preparing students for the ap exam, an experiment was proposed. a large group of teachers, each of whom teaches two sections of statistics, volunteered to be a part of the experiment. each teacher will randomly assign one of their classes to begin with design, and the other to begin data analysis. which is the correct description of this design?
A. The experimental units are the classrooms, the blocks are the teachers, and the response variable is the difference in average AP Exam score for each of the teacher's classes.
B. The experimental units are the teachers, there are no blocks, and the response variable is the average AP Exam score for each teacher.
C. The experimental units are the order of the topics, the blocks are the teachers, and the response variable is the average AP Exam score for all students who used each order of topics.
D. The experimental units are the individual students, the blocks are the teachers, and the response variable is the average AP Exam score for each classroom
