Assertion: correlation | /r/HasProperty | misleading
Facets:
value: in some cases
type: TEMPORAL
value: arbitrarily
type: MANNER
Source sentences:
text: but it’s not linear, the correlation may be misleading, because in some cases a strong curved relationship exists.
text: This is because the correlation coefficient is misleading in suggesting the existence of more covariation than exists, and this problem gets worse as the correlation approaches zero.
text: An example where correlation could be misleading, is when you are working with sample data.
text: Correlations based on averages can be arbitrarily misleading if they are interpreted to be about individuals.
text: The correlation of two variables that both have been recorded repeatedly over time can be misleading and spurious.
text: The correlation coefficient can be misleading if the range of the variable is restricted.
text: There's no hard-and-fast rule for interpreting the correlation coefficient: a very strong correlation in one discipline might be considered weak in others, and the correlation coefficient might be misleading in some cases.