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Discover LudwigThe term "two-tailed test" is correct and usable in written English.
It describes a type of statistical test used to determine if two populations are significantly different from one another. For example, a researcher might use a two-tailed test to compare the average scores of two different groups on a standardized test.
Exact(60)
The p-value obtained from an independent two-tailed test samples (T-Test).
Spearman's rank correlation was used where noted and its significance determined with a two-tailed test.
The p-value obtained from a paired t-test with a two-tailed test samples (T-test).
Throughout the paper, we used a two-tailed test and a 5percentt or lower cutoff significance level.
For hypothesis testing we used two-tailed test.
A two-tailed test was used to calculate p values.
Values in bold indicate significant P = 0.05 (two-tailed test).
The statistical differences were determined using a student's two-tailed test.
Open image in new window Fig. 2 Probability chart for t-distribution for two-tailed test.
P-value of <0.05 from a two-tailed test was considered significant.
Means and standard deviations were analyzed for statistical significance using a two-tailed test.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com