【题目】In the table below, which best represents the independent variable? (A. the number of salesB. the number of daysC. the total costD. the amount of time it takes to make a sale 相关知识点: 试题来源: 解析 【解析】B 反馈 收藏 ...
A. y is the independent variable, whose value helps to determine the corresponding value of x.# B. a is a constant, a fixed amount.# C. x is the independent variable, whose value helps to determine the corresponding value of y.# D. y is the dependent variable, depending for its valu...
The independent variable (sometimes known as the manipulated variable) is the variable whose change isn't affected by any other variable in the experiment. Either the scientist has to change the independent variable herself or it changes on its own; nothing else in the experiment affects or chang...
aWhen there are many variables, one independent variable can act on dependent variable not only through direct effect, but also through indirect effect by acting on other dependent variables. Path analysis is combinational analysis of regression equation which is the supplement and development of corre...
Question: which is independent x variable and which is dependent y variable? which is independent x variable and which is dependent y variable? There are 2 steps to solve this one.
Which statement about factor is true?A、A factor is the input or independent variable of an experiment.B、A factor can be quantitative.C、A factor can be qualitative.D、An experiment can have more than one factor. 相关知识点: 试题来源: 解析 A;B;C;D ...
Which of the following is an independent variable in a psychology experiment? A. 然般命论然般命论The reaction time of the participants.然般命论然般命论 B. 称圆称圆The age of the participants.称圆称圆 C. 角与在共速见两青今角与在共速见两青今The number of trials.角与在共速见两青今角...
When you encounter the abbreviation ANOVA, this is simply a reference to a one-way analysis of variance. A one-way ANOVA only involves the analysis of two variables: One being a categorical independent variable, which often takes the form of an experimental group, and the second being a ...
Which research method involves manipulating an independent variable to see its effect on a dependent variable? A. Correlational study B. Experiment C. Case study D. Naturalistic observation 相关知识点: 试题来源: 解析 B。实验涉及操纵自变量以观察其对因变量的影响。相关研究只是观察变量之间的关系。案例...
Low R-squared value C. Clear relationship between predictors and response variable D. Few independent variables 相关知识点: 试题来源: 解析 C。一个好的回归模型的特征是预测变量和响应变量之间有清晰的关系。A 高残差错误,B 低 R 方值错误,D 独立变量少不是主要特征。反馈 收藏 ...