نتایج جستجو برای: we used anovas test
تعداد نتایج: 6042586 فیلتر نتایج به سال:
How do experienced users extract information from a complex visualization? We examine this question by presenting experienced weather forecasters with visualizations that did not show the needed information explicitly and examining their eye movements. We replicated Carpenter & Shah (1998) when the information was explicitly available on the visualization. However, when the information was not ...
The importance of socioeconomic position, measured at multiple levels (e.g., individual, household, area) and across the life course, for studying health disparities is now well recognized (1–7). Our multilevel study (8) reported that individual-based socioeconomic measures (IBSMs) and area-based socioeconomic measures (ABSMs) together capture birth weight inequalities that otherwise would have...
The Impact of Concept Map Visualizations on the Information Behavior, Perceptions of Performance, Learning and Use with Novices in the Information Retrieval Context Jodi C. Williams Michael Atwood, Ph.D. In examining undergraduate students in the information retrieval environment for the impact of computer generated concept maps, two primary research questions were considered: 1) what is the im...
all analytical methods are generally based on the measurement of a parameter or parameters which are somehow related to the concentration of the species.an ideal analytical method is one in which the concentration of a species can be measured to a high degree precision and accuracy and with a high sensitivity. unfortunately finding such a method is very difficult or sometimes even impossible.in...
the purpose of the present study was to investigate the latent pattern underlying reading ability . some 272 male and female participants. english majors at the ba level , participated in the study. two valid tests were used in this study, the reading test developed exclusively for the purpose of this project and academic reading section of ielts. to investigate the possible latent underlying...
As Director of the Office of Scientific Research and Development, Dr. Vannevar Bush has coordinated the activities of some six thousand leading American scientists in the application of science to warfare. In this significant article he holds up an incentive for scientists when the fighting has ceased. He urges that men of science should then turn to the massive task of making more accessible o...
OBJECTIVES The compressive fracture strength (CFS) test is the only strength test for glass ionomers (GIs) in ISO 9917-1: 2003. The CFS test was the subject of much controversy in 1990 and has been challenged over its appropriateness and reproducibility and the study aimed to revisit the suitability of the CFS test for GIs. METHODS Groups of 20 (four batches of n=5) cylinders (6.0±0.1mm heigh...
In May 1980, Liberty City Miami, a black area, suffered a humanmade disaster: a riot. The effects of the riot on the utilization pattern of the only psychiatric emergency service (PES) for the Liberty City catchment area were studied in two ways: autocorrelation and cross-correlation analyses were used to determine whether PES presentations demonstrated a 7-day cycle and whether this cycle was ...
to explore the idea the investingation proposed, aimed at finding whether the performances of the population of iranians students studying english in an efl context are consistent in l1 and l2 writing taks and whether there is a cross-linguistic transfer in this respect. in this regard the subjects were instructed to write four compositions-two in english and two in farsi-which consisted of an ...
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