While this data collection method does improve the accuracy, it is not updated often enough because it involves a labor-intensive process: Individually surveying hundreds of U.S. citizens on their voting preferences to predict the polls takes considerable time and may overlook the chance of shifting perspectives following a recent debate, public statement, etc.
Questionnaires were returned by 142 orthodontists (a response rate of approximately 43.8%) and a hundred laypersons were randomly surveyed individually.
Carers and patients were surveyed individually (carers did not complete the questionnaire on behalf of patients).
To obtain a sense of the time of the Lhc gene duplications in apple, synonymous substitutions rates were surveyed individually for each pair of paralogs.
Upon completion, participants were surveyed and individually interviewed.
The genomic DNA of each cultivar surveyed was individually extracted from 3 pulverized kernels, following a method described by Chen et al. [ 36].
Therefore, we chose to use individual surveys conducted at once with entire school classes, that is, students were guided to fill out the survey individually (without comparison) but in class, step by step, with instruction and examples given as required.
All 68 surveyed wetlands were, individually, smaller than 0.1 ha, which is a minimum survey-and-manage size criterion for forested wetlands in use in the Pacific Northwest.
A single observer (CLM) surveyed each quadrate individually from a distance of approximately 10 meters.
The United Kingdom, which is a Party, consists of four countries, England, Northern Ireland, Scotland and Wales, each with separate health care systems and treatment guidelines, so we surveyed all four individually.
