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The phrase "a standard deviations" is not correct in written English.
It should be "a standard deviation" or "standard deviations" depending on the context.
Example: "The data points are spread out over a range of two standard deviations from the mean."
Alternatives: "one standard deviation" or "multiple standard deviations."
Exact(5)
The standard deviations of the derived Euler angles (theta), (sigma), and (varphi) for the orientation of the camera were determined with a standard deviations within 0.08°, yielding a 2.9-km difference in the plane perpendicular to the line of sight (LOS) at the tangential point of 90 km in altitude.
a Standard deviations are given as subscripts.
With 750 randomised, the study will have 93% power at a 5% level of significance to detect a difference in means equivalent to 0.25 of a standard deviations, using a two sample two sided t-test.
Sample size was determined based on an alpha of 0.05 and an 80% power approximately based on a standard deviations noted in an earlier mucositis trial in which efficacy was demonstrated.
a standard deviations are shown in brackets; 1 p <.05, 2 p <.01, 3 p <.001 * 19 Inattentive Type; 16 Combined Type ** 11 Inattentive Type; 10 Combined Type Data was screened for outliers and conformity with the statistical assumptions of analysis of variance.
Similar(55)
Environmental covariates were standardized with a mean of 0 and a standard deviation of 1.
When some students miss school, their schools' math scores on standardized tests fall by up to 5percentt of a standard deviation.
It was two-tenths of a standard deviation.
Most people guess I weigh about a hundred and thirty-five pounds, with a standard deviation of plus or minus fifteen pounds.
Their exposure to "concentrated disadvantage"—an index that factors in several measures of poverty fell by half a standard deviation.
And he found only between one-quarter and one-half of a standard deviation in male and female hearing thresholds.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com