Why it is important to ensure construct validity of the variable? Refer the given table and explain whether the variables ensure validity or not?

Q: What are Independent variables?

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Q: A researcher is interested in studying how the number of books parents read to their children can…

A: In statistics, the independent variable is the variable which does not depend upon other variable,…

Q: 1. What are the variables under study? 2. From the information given, comment on the relationship…

A: Given:

Q: Identify the dependent variable and independent variable with justification?

A: Dependent variable: The variable that is changed because of the influence of the independent…

Q: What is the independent variable and dependent variable in this question

A: There are two variables Level of parenting stress Number of children (one child and two or more…

Q: What do you mean by Standardized Variables?

A: Standardized variables: Standardized variables are the variables which are rescaled using the…

Q: In each situation, indicate the explanatory variable and the response variable. (1) Does meditation…

A: The question is about types of variable Introduction : There are two types of variable Explanatory…

Q: what is nominal (categorial) data?

A: Categorical data: The type of data that naturally take non-numerical values, such as words that can…

Q: he owener of a winery collects data on competing wineries every year.  He would like to predict the…

A: The given information is, The owener of a winery collects data on competing wineries every year.…

Q: In regression analysis, the variable that is being predicted is the independent variable control…

A: The Independent variable is the variable which does not influence by other variables.

Q: What does it mean to say that two variables are positively​ associated? Negatively​ associated?

A: Association: The association of how two varaibles are connected with each other. It decides how one…

Q: What is the difference between qualitative (categorical) data and quantitative data?  Provide…

A: Qualitative data: Qualitative data is measures attribute of events. Quantitative data: Quantitative…

Q: What are independent and dependent variables from this table ?

A: Income is dependent on Highest Degree. Food Expanse depends on the Family size.

Q: hat is the dependent variable, constant, independent variable, and control group? Do bigger dogs…

A: A scientific experiment consists of a set of steps designed to test a hypothesis. To correctly…

Q: Why inferential statistic is important for physical activity educators ? Please provide two examples…

A: 1] Inferential statistics is used to make the generalization about the population based on the…

Q: independent and dependent variables

A: The variables in a study of a cause-and-effect relationship are called the independent and dependent…

Q: What aspect does the repeated measure test decrease when compared to an independent to test?

A: Given: The repeated measure that results in decreasing the measure test based on comparing with an…

Q: Why it is important to ensure construct validity of the variable? Refer the given table and explain…

A: Validity tells you how accurately a method measures something. If a method measures what it claims…

Q: What is the explanatory variable? Is it categorical or quantitative ?

A: It is an important part of statistics. It is widely used.

Q: What type of analysis and descriptive statistics should be conducted to best depict the relationship…

A: 1) The number of hours in the operating room is a continuous variable and the number of hours on a…

Q: What is the difference between dependent and independent variable?

A: Our aim is to state the difference between dependent and independent variable

Q: Construct potential hypotheses or research questions to relate the variables in each of the…

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Q: For an article in a magazine, 20 different vehicles were selected to obtain data for comparison.…

A: The data is collected from 20 vehicles regarding the price, the fuel economy, the number of doors,…

Q: Give an example of omitted variable bias the might occur when using difference-in-differences

A: In statistics, omitted-variable bias occurs when a statistical model leaves out one or more relevant…

Q: How do you explain the variables of a histogram?

A: Histogram is a visual representation by showing the frequency of data that fall within a specified…

Q: What is the independent variable and the dependent variable?

A: Dependent variable is the response variable that we observe from the subjects under study, and…

Q: Define the term Qualitative variable with example?

A: Qualitative variable:  The variables which are not numerical  are called as Qualitative variables.…

Q: Explain if two variables consist of nominal data?

A: Nominal Data: This  is used to label variables without providing  values that are quantitative in…

Q: How can In-depth interview help a researcher obtain a data from you?

A: Interviews are used to collect data across all educational research fields. There are different…

Q: What does it mean when a constant is added to every data value in a data set ?

A: when a constant is added to every data value in a data set, there will be a change in the…

Q: Cell phone production engineers have noticed that among a group of 138 customers aged 14-23 who send…

A: The variables are percentage of phone memory and number of text messages sent.

Q: I want a dataset for my statistics research project. in which i can find at least 3 Quantitative…

A: It is  advertise data set  TV, Radio and Newspaper are independent variable and sale is dependent…

Q: what is the indepedent variable and dependent variable in this question " Why does Los Angeles…

A: Independent variable refers to the variable which does not alter with the change in other variable.…

Q: Provide a comprehensive comparison and contrasting of Independent and Dependent Variable

A: An independent variable is the variable that is changed or controlled in a scientific experiment to…

Q: The name of your cat is an example of nominal data. O True False

A: nominal data: nominal data is  a type of data thatis used to lable variables with out providing any…

Q: what is the indepedent and dependent variable in the sentence below? What is the average cellphone…

A: Independent variable is the one which is manipulated or changed in a study to see its effect on…

Q: What is the dependent and independent variable in the sentence below?   What is the relationship…

A: Dependent variable: is the effect. Its value depends on changes in the independent variable.…

Q: What is the difference between an extraneous variable and a confounding variable?

A: The following are the difference between the Extraneous variable and the Confounding variable .

Q: Describe a real-world example in which one measure of central tendency provides useful information…

A: Let us consider a dataset representing the total money drawn for 10 days- Since there is an outlier…

Q: Look at the Table, specifically the information related to "stroke severity." What is the dependent…

A: The dependent variable is a variable that changes depending on the value of another variable.  The…

Q: We expect a car's highway gas mileage to be related to its city gas mileage (in mpg). Data for all…

A: a) From the regression equation  Highway mileage = 7.903+(0.993* city mpg)   Slope =0.993 The Slope…

Q: For each of these variables, which of the mean, median, or mode would be the best choice to describe…

A: The mean, median, and mode are the most widely used measures of central tendency that are used to…

Q: Explain the difference between Independent and Dependent Variables.

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Q: How Panel Data is useful to control some types of omitted variables without actually oberving them?

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Q: Can mean be used with qualitative data?

A: Given a statement that mean can be used with qualitative data.   Definition : Qualitative data:  It…

Q: Describe how we can enhance the potential validity (internal and external) of a qualitative research…

A: In order to enhance the potential validity of a quality research project, both internal and…