Results 261 to 270 of about 393,041 (310)

Reporting of Cohort and Routinely Collected Data in Randomised Controlled Trial Protocols (SPIRIT-ROUTINE): extension checklist with explanation and elaboration.

open access: yesBMJ
Kearney PM   +24 more
europepmc   +1 more source

Dynamic Sampling Allocation and Design Selection

INFORMS Journal on Computing, 2016
We formulate the statistical selection problem in a general dynamic framework comprising fully sequential sampling allocation and optimal design selection. Because the traditional probability of correct selection measure is not sufficient to capture both aspects in this more general framework, we introduce the integrated probability of correct ...
Yijie Peng   +3 more
openaire   +1 more source

Sample size allocation in two-phase sampling

Communications in Statistics, 1974
When it is desired to estimate parameters of subpopulations which are not "identifiable in advance" one may use a two phase sample design. That is, one selects a large, preliminary ("first phase")sample and identifies the subpopulation to which each element belongs Thens for subpopulation j, a subsample is selectedfrom the elements identified in the ...
Sedransk, J., Singh, Bahadur
openaire   +1 more source

On a Problem of Allocation of Sample Size in Stratified Random Sampling

Biometrical Journal, 1985
AbstractIn this paper we shall consider the problem of judging how good an actual compromise allocation is compared to Neyman's optimum allocation for the case of stratified random sampling by obtaining a bound to the ratio of the corresponding variances.
Mukerjee, Rahul, Rao, T. J.
openaire   +2 more sources

Quantum Sampling for Balanced Allocations

2003
It is known that the original Grover Search (GS) can be modified to use a general value for the phase θ of the diffusion transform. Then, if the number of answers is relatively large, this modified GS can find one of the answers with probability one in a single iteration.
Kazuo Iwama   +2 more
openaire   +2 more sources

On Allocation Problem in Stratified Sampling

Biometrical Journal, 1989
AbstractIn this paper we discuss some aspects of allocation problem in stratified sampling.
M. N. Deshpande   +1 more
openaire   +1 more source

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