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Home » Quiz » Data Science Statistics Quiz

The Pearson's Correlation Coefficient measures the ________ between two variables.

Difficulty level
  • causal relationship
  • linear correlation
  • percentage similarity
  • rank
Pearson's Correlation Coefficient measures the linear correlation between two variables. It quantifies the degree to which two variables are related to each other.
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Data Science Statistics Quiz
Quiz
The presence of a pattern in the residuals of a multiple linear regression model can indicate violations of the ________ assumption.
PCA assumes that the data follows a _______ distribution.

Related Quiz

  • How do Type I and Type II errors relate to the power of a statistical test?
  • How do changes in the scale of measurement affect the correlation coefficient?
  • How can you detect multicollinearity in multiple linear regression?
  • How does ridge regression help in dealing with multicollinearity?
  • Which common statistical test is considered non-parametric?

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