Adependent variableis the variable that is tested and measured in a scientific experiment. It is sometimes called theresponding variable. The dependent variable gets its name from the fact that it depends on the independent variable. As the experimenter manipulates the independent variable, a change ...
EA is based on the description and analysis of actual learner errors in L2, rather than on idealized linguistic structures attributed to native speakers of L1 and L2 (as in CA). 2.What is the difference between CA and EA? Contrastive analysis Error analysis Pedagogical orientation Scientific ori...
A. To be ignored. B. To show the effect of the independent variable. C. To prove the hypothesis wrong. D. To make the E. xperiment more complicated. 相关知识点: 试题来源: 解析 B。解析:对照组的目的是显示自变量的影响。选项 A 不对,对照组不是被忽略的;选项 C 错误,对照组不是为了证明...
A manifest variable is a variable or factor that can be directly measured or observed. It is the opposite of a latent variable, which is a factor that cannot be directly observed, and which needs a manifest variable assigned to it as an indicator to test whether it is present. A manifest...
A variable is something that can change or be different, often in experiments or equations, while an attribute is a characteristic or quality of an object or entity.
The inclusion of sex as a biological variable in research is absolutely essential for improving our understanding of disease mechanisms contributing to risk and resilience. Studies focusing on examining sex differences have demonstrated across many levels of analyses and stages of brain development and ma...
Independent Variable An independent variable is a variable that you can control. One way to explain it to a child is that it is the variable that the child can change during the experiment. For example, in an experiment on the effect of light on plant growth, the child can control how ...
In science, a variable is a detail or condition that can be controlled or perhaps altered in some way. In scientific investigations, studies are designed that contain three different types of variables: dependent, independent and control.
Variable is more commonly found in scientific, mathematical, or technical contexts where changeability is measured or anticipated. 5 Inconstant often carries a connotation of emotional or personal inconsistency, impacting trust and dependability. Variable, however, denotes a broader spectrum of change, ...
The researchers also acknowledged that there are a few areas where race as a construct might still be useful in scientific research: as a political and social, but not biological, variable. 请根据材料选择正确答案。A. They be more precise with the language they use. B. They refrain from ...