Correlation coefficients can be tested for significance using the
A) Z distribution.
B) t distribution.
C) principle of least squares.
D) regression distribution.
Correct Answer:
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Q23: The principle of least squares minimizes the
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Q25: The intercept is the
A)value obtained using the
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Q27: The point at which the regression line
Q29: In the formula Y´ = a +
Q30: Assume that X and Y correlate .6,
Q31: In the linear equation Y ´ =
Q32: The difference between the observed and predicted
Q33: What describes how much change is expected
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