Equation for a best-fitting straight line
A researcher reports the following equation for a best-fitting straight line to a set of data points: Yˆ=?1.01X+3.24. Which value is the y-intercept? Explain your answer.
Yˆ
X
-1.01
3.24
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The normality assumption states that the population of X and Y scores form a bivariate ("two variable") normal distribution, such that
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