One of the mysteries of the English language finally explained.
1Referring to the correlation between two sets measurements, one of which is dichotomous.
- ‘In addition, point biserial correlations between items reflecting patient concerns and demographic measures were analyzed.’
- ‘The point biserial correlation allows the researcher to correlate continuous and dichotomous data.’
- ‘Spearman rho correlation coefficient, point biserial correlation, and multiple correlation were used to describe associations between variables.’
- ‘To test whether or not altruists and non-altruists express different nonverbal behaviours during a self-presentation, point biserial correlation coefficients were calculated.’
- ‘In a similar way, the short-cut equations for the point biserial and phi coefficients are also special cases of the Pearson.’
- 1.1Zoology Botany Arranged in or consisting of two series or rows.
- ‘For instance, they cannot model gradual or abrupt changes of growth modes that cause different chamber arrangements during ontogeny, such as planispiral and switching to biserial or streptospiral to uniserial.’
- ‘Uniserial budding produces a chain (runner or branch) one zooid wide, whereas, colonies that are biserial, zooids share one wall and result in a strip two zooids wide.’
- ‘Another biserial morphotype with a coiled pattern is produced by relatively narrow ranges of all parameters and resembles simple spiral morphotypes with two series of chambers.’
- ‘As in non - stelleroid echinoderms, asteroid ambulacrals form a biserial column.’
- ‘Some rhipidocystids have standard biserial brachioles whereas others have uniserial brachioles.’
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