Kroll and Hagan's sensor costs "on the order of $1,000" per unit, says Hagan, and offers comparable performance, measuring six types of gases (O3, NO, NO2, SO2, CO, and volatile organic compounds) and 16 size groups, or "bins," of particles, ranging from coarse to fine.
In addition, they provide a measure of the general health of the community by measuring two types of health outcomes (mortality, morbidity) at the county level.
The study of bacterial transmission has benefitted from methods measuring two types of genetic variation: variable number of tandem repeats (VNTRs) and single nucleotide polymorphisms (SNPs).
The CTQ is a widely used retrospective, self-reported 28-item inventory measuring five types of childhood maltreatment: emotional abuse, physical abuse, sexual abuse, emotional neglect, and physical neglect [ 33].
Rather than focusing just on lower rainfall, the team measured three types of drought as they affect Jordan: rainfall decrease, agricultural soil moisture loss and declines in freshwater streams.
Section 1 of the questionnaire measured three types of CSR practices with 10-point Likert-type scales ranging from 1 (strongly disagree) to 10 (strongly agree).
Therefore, after constructing the HIV-1 human protein interaction network we have measured three types of network centrality: degree, betweenness and eigenvector centrality on both local and global networks.
Today, ISS measures two types of SVT one as it has traditionally been measured, and another that excludes outstanding equity awards.
L1 Chinese learners of Japanese (N = 112) took a kanji test and responded to a questionnaire designed to measure seven types of motivation.
