Examlex
The intake of iron supplements by women during their first trimester of pregnancy helps relieve nausea and vomiting.
Test Statistic
A value calculated from sample data that is used in a hypothesis test to determine whether to reject the null hypothesis.
Slope
The rate of change of the dependent variable with respect to an independent variable in a linear relationship.
Standard Error of Estimate
A measure of the accuracy of predictions made with a regression line, indicating the typical distance that the observed values fall from the regression line.
Coefficient of Determination
A statistical measure represented by R-squared, indicating the proportion of the variance in the dependent variable predictable from the independent variable(s).
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