Mathematics · Statistics
Which of the following conditions is required when using Pearson's coefficient of correlation? (a) Data is normally distributed (b) Relationship between variables is non-linear (c) Data has significant outliers (d) Data is highly skewed
- 1a and d only
- 2a only✓
- 3a and c only
- 4a, b, and c only
Correct answer
a only
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