Results 11 to 20 of about 11,717,609 (299)

Sample size determination across study designs in health professions education research: a methodology guide [version 2; peer review: 1 approved, 2 approved with reservations] [PDF]

open access: yesF1000Research
Background Sample size determination is one of the least reported elements in the methods sections of health professions education (HPE) research. Underpowered studies miss real effects, whereas overpowered studies waste participants and resources ...
Shivashankar Kengadaran   +7 more
doaj   +2 more sources

Sample size, power concepts and sample size calculation

open access: yesPsychiatry and Behavioral Sciences, 2012
Sample size, power and sample size calculation concepts are commonly stated issues in manuscripts and the lackness of them are indicated by the reviewers and editors if they were not explained in the submitted manuscripts.
Selim KILIC
doaj   +4 more sources

Sample size for cluster sampling

open access: yesJournal of Family Medicine and Primary Care, 2017
Barbara Olenka Sanchez-Palomino   +3 more
doaj   +3 more sources

Lower bounds for the expected sample size in the classical and d-posterior statistical problems

open access: yesУчёные записки Казанского университета: Серия Физико-математические науки, 2018
In this report, the problem of construction of lower boundaries for the expected sample size of statistical inference procedures has been considered. The general methodology for construction of the lower bounds and the review of the main results for the ...
I.A. Kareev, I.N. Volodin
doaj   +1 more source

Sample size estimation

open access: yesThe Journal of Indian Prosthodontic Society, 2017
N Gopi Chander
doaj   +3 more sources

Sample size calculation

open access: yesIndian Journal of Ophthalmology, 2012
Rajeev Kumar
doaj   +3 more sources

Loss functions, utility functions and Bayesian sample size determination. [PDF]

open access: yes, 2011
PhDThis thesis consists of two parts. The purpose of the first part of the research is to obtain Bayesian sample size determination (SSD) using loss or utility function with a linear cost function. A number of researchers have studied the Bayesian SSD
Islam, A. F. M. Saiful
core   +4 more sources

Sample Size Calculations [PDF]

open access: yesNephron Clinical Practice, 2011
The sample size is the number of patients or other experimental units that need to be included in a study to answer the research question. Pre-study calculation of the sample size is important; if a sample size is too small, one will not be able to detect an effect, while a sample that is too large may be a waste of time and money. Methods to calculate
Noordzij, M.   +3 more
openaire   +6 more sources

Sample Size Determination [PDF]

open access: yesILAR Journal, 2002
Scientists who use animals in research must justify the number of animals to be used, and committees that review proposals to use animals in research must review this justification to ensure the appropriateness of the number of animals to be used.
Ralph B, Dell   +2 more
openaire   +2 more sources

Dependence of the sample estimates on the sample size [PDF]

open access: yesE3S Web of Conferences, 2020
The paper provides data on the dependence of the sample indicators of the arithmetic mean, variance, asymmetry and excess of the length of the needles of European spruce (Picea rubra) and European larch (Larix decidua), the average length of a pair of ...
Kozlov Grigorii   +2 more
doaj   +1 more source

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