Recent questions tagged variable

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Explain The Variable Infiltration Capacity (VIC) Macroscale Hydrologic Model
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What is the challenge in having a construct/latent variable that only has two items?
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How do I extract SPSS AMOS code and convert it into R?
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What is Survival analysis in data science and statistics?
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How do I recode a categorical variable into a numeric variable or vice versa in SPSS?
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How do I split a file by a specific variable in SPSS?
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In SPSS, how do you define variable properties?
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What is the purpose of financial analysis?
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What is the purpose of econometrics?
385
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What is the coefficient of variation in statistics?
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What is a propositional variable?
315
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Can the Random Coefficients Model handle omitted variable bias?
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What are some common methods for addressing omitted variable bias in econometrics?
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Can the omitted variable theorem be addressed using control variables in a regression model?
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How does the omitted variable theorem relate to the problem of endogeneity in econometrics?
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How can the omitted variable theorem be avoided?
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Why is the omitted variable theorem relevant to causal inference in econometrics?
331
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How does the omitted variable theorem affect the estimated coefficients of the included variables?
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What is the omitted variable theorem in econometrics?
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Why is it important to consider the omitted variable theorem in econometrics?
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What is the The omitted variable theorem ?
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What is the variance of the random variable $X$ with probability mass function $P(X = x) = \frac{1}{6}$ for $x = 1, 2, 3, 4, 5, 6$?
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How do you determine the expected value for a Poisson random variable?
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How do you fit a linear model in R?
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What is a constant in algebra?
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What is a variable in algebra?
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Identify the statistical population, sample, and variable of interest in each of the following situations:(a) Tensile strength is measured on 20 specimens of super streng...
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What is a statistical sample?
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What is a statistical population?
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The value of \(\mathrm{k}\), if the probability distribution of a \(\mathrm{X}=\mathrm{x}: 1,2,3\) random variable \(\mathrm{X}\) is \(\mathrm{p}(\mathrm{X}=\mathrm{x}): ...
484
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Calculate the Probabilities, Expected Value and Variance of a Continuous Random Variable X with PDF \[f_{X}(x)=\frac{3}{x^{4}}, x>1\]
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How do you represent Probabilities, Expected Value and Variance of a Continuous Random Variable?
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What do statisticians mean by "Expected value of a random variable"?
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What is the probability distribution of a discrete random variable?
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What is the variance of a random variable?
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I throw a die and get \(\$ 1\) if it is showing 1 , and get \(\$ 2\) if it is showing 2 , and get \(\$ 3\) if it is showing 3 , etc. What is the amount of money I can exp...
489
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What is the expected value of a random variable?
292
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Please explain the concept of "Random Variable" in statistics?
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WHat is the value of \(x\)?
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The cdf of \(Y\) is given by\[F(y)= \begin{cases}0 & y<1 \\ \ln (y) & 1 \leq y \leq e \\ 1 & x>e\end{cases}\]Find \(f(y), E(Y)\) and \(\operatorname{Var}(Y)\). Find \(P(Y...
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What is the coefficient of variation?
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Transceivers provide wireless communication between electronic components of consumer products, especially transceivers of Bluetooth standards. Addressing a need for a fa...
877
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Identify the statistical population, sample, and variable of interest in each of the following situations:(a) Tensile strength is measured on 20 specimens of super streng...
343
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An article in a civil engineering magazine asks "How Strong Are the Pillars of Our Overhead Bridges?" and goes on to say that samples were collected of materials being us...
428
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Evaluate the piecewise function at the given values of the independent variable.\[h(x)= \begin{cases}\dfrac{x^{2}-36}{x-6} & \text { if } x \neq 6 \\ 2 & \text { if } x=6...
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Evaluate the piecewise function at the given values of the independent variable.\[f(x)= \begin{cases}5 x+4 & \text { if } x<0 \\ 3 x+5 & \text { if } x \geq 0\end{cases}\...
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When faced with prediction, what is the fundamental problem being solved for by data scientists?
593
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What is a variable in mathematics?
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What method can I use to determine the probability that the value if a random variable \(x\) is less than or equal to value \(a\)?
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