Exact(1)
Using this scheme plots are allocated according to n h ~ N h S h, where h indexes strata, n h represents stratum sample size and N h and S h represent stratum population size and standard deviation of timber volume respectively (Cochran 1977).
Similar(58)
120 digital micrographs represented stratum lacunosum-moleculare, and another 120 stratum radiatum.
These surfaces represent strata of rapidly changing water density with increasing depth, and the associated waves are called internal waves.
The targeted 5 hospitals represented strata.
For each forest type (where applicable) the 'intact' stratum will represent a stratum where no human activities are taking place.
The Product of AFi and Pi represents the stratum-specific Total Attributable Fraction (sTAF), and ∑ (sTAF) indicates the summation of all the strata-specific calculations, referred to as the overall TAF.
The expression within the parenthesis thus represents the stratum-specific total attributable fraction (sTAF), and ∑ indicates the summation of all the strata-specific calculations, which in turn results in the overall TAF.
This type of sampling has helped us in properly representing each stratum so the sample size drawn from the stratum is proportionate to the stratum's share of the total population.
Each stratum had at least three study regions; for this study, one was selected to represent each stratum.
Forme Labs sent an email to Linda Barker's agent when they were looking to get the presenter to represent its Stratum C beauty brand.
Charles C. Moskos, a professor of sociology at Northwestern University who has written extensively in support of a national draft for the armed services, domestic security and civilian service, argues that the military must represent every stratum of society.
Write better and faster with AI suggestions while staying true to your unique style.
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com