Examlex
In 2015, China had _______companies on the Fortune Global 500, up from only 16 in 2005.
Nondirectional Correlation
Nondirectional correlation describes the relationship between two variables without specifying whether the relationship is positive or negative, indicating only that a correlation exists.
Unidirectional Correlation
A correlation where an increase in one variable is consistently associated with an increase or decrease in another variable, without reversals in direction.
One-tailed Hypothesis
A hypothesis that specifies the direction of an expected difference or relationship, testing for the possibility of an effect in one direction only.
Two-tailed Hypothesis
A hypothesis test that considers both directions of effects by investigating the possibility of a relationship in two ways, either greater than or less than.
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