Examlex
While poor customer service is almost guaranteed to frustrate customers,good customer service alone will always make customers happy.
Null Hypotheses
A statement used in statistical testing that assumes no effect or no difference between groups or variables, serving as the default statement to be tested against.
Alternative Hypotheses
A statement in statistical analysis that proposes a difference or effect, in contrast to the null hypothesis which suggests no effect or relationship.
Error Mean Square
A measure used in statistics to quantify the average of squares of errors or deviations.
Sums of Squared Deviations
The total of the squared differences between each observation in a data set and the mean of that data set, used in various statistical methods to measure variability.
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