A. To make the experiment look more professional. B. To compare with the experimental group and determine the effect of the variable. C. To have more data. D. To make the E. xperiment longer. 相关知识点: 试题来源: 解析 B。实验中有对照组的重要性是与实验组进行比较,确定变量的影响。选项...
A control group in an experiment does not receive the treatment. Instead, it serves as a comparison group for the treatments. Researchers compare the results of a treatment group to the control group to determine theeffectsize, also known as the treatment effect. A control group is important b...
A. urge the participants to improve their real fluid intelligence B. avoid the influence of improving testing skills on the result C. prevent the trained groups from improving their testing skills D. ensure the reliability and objectivity of the scientific research ...
Control groups are kept as natural or unchanged to provide a normal outcome for comparison in the experiment. What's an example of an experimental group? An example of an experimental group would be if someone wanted to see if music helps people sleep longer. The experimental population could ...
What Are Is an Experimental Group in Experiment Design? Anexperimental groupis a test sample or the group that receives an experimental procedure. This group is exposed to changes in theindependent variablebeing tested. The values of the independent variable and the impact on thedependent variablear...
In the experiment, what was the role of the control group?搜索 题目 In the experiment, what was the role of the control group? 答案 A 解析 null 本题来源 题目:In the experiment, what was the role of the control group? 来源: 大学英语二级考试题答案 收藏 反馈 分享...
One week after the visitation, the domain-specific self-concept was higher for the lab group than for the control group. Furthermore, the decline in interest typically found in this age-group was lower in the lab group for several interest components. However, as a follow-...
When dividing subjects into experimental group and control group in a psychological experiment on the effect of exercise on mood, which way is more appropriate? A. Divide them according to their gender, all males in one group and all females in the other B. According to their age, the ...
Answer to: Give an example of a control group and an experimental group being used in the same experiment. By signing up, you'll get thousands of...
机器in machine 4. [c][usupl] (机器或车辆的)操纵装置,开关,按钮the switches and buttons, etc. that you use to operate a machine or a vehicle 实验in experiment 5. [c] 对照标准;(检验工作方法的)参照实验a person, thing or group used as a standard of comparison for checking the results ...