نتایج جستجو برای: samples t test

تعداد نتایج: 1758428  

Journal: :Journal of learning and development studies 2022

Educators use online learning in the teaching process during COVID-19 epidemic. Basic interactive methods, such as synchronous learning, are available a face-to-face via media. It is necessary to have media that can be used Maritime English. The kind of platform will this study namely Marlins. This aimed investigate impact English through marlins cadets’ outcomes industrial revolution 4.0. was ...

Journal: :Clinical chemistry 1999
M Müller-Bardorff T Rauscher M Kampmann S Schoolmann F Laufenberg D Mangold R Zerback A Remppis H A Katus

BACKGROUND In the evaluation of chest pain patients, whole blood bedside assays of highly specific cardiac molecules may be an attractive alternative to centralized clinical chemistry testing. We now report on an optimized test strip device for cardiac troponin T (cTnT) that can be analyzed by a cardiac reader for quantitative assessment of the test result. METHODS AND RESULTS The cTnT test s...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بیرجند - دانشکده کشاورزی 1390

abstract this study is carried out to determine the chemical composition in the three vegetative stages of the haloxylon sp., degradation parameters, with adding naoh and ca(oh2 ). for this purpose, in may and october and january 2010 enough some haloxylon sp. of the ammary area was prepared. crude protein and ash percentage are decrease, neutral detergent fiber percentage with pragress stage ...

Journal: :Journal of clinical microbiology 1998
A Ebel L Bachelart J M Alonso

The BioElisa Syphilis, a new competitive enzyme immunoassay (EIA) for Treponema pallidum whole antigen that uses specific human immunoglobulin G (IgG) antibodies as the competitor, was evaluated for potential use in screening for syphilis at various stages. The results obtained by this competitive EIA were compared with those obtained by the fluorescent treponemal antibody absorption (FTA-abs) ...

The current study is an attempt to investigate the impact of decision-making (selecting and matching) tasks and production (creation of sentences and completion of sentences) tasks on the collocational knowledge of Iranian intermediate EFL learners. To this end, sixty EFL learners were divided into two experimental (decision-making and production) groups. To determine the effects of the tasks, ...

2012
Sang-Eun Lee Sung-Hee Hong Seong-Ho Lee Young-Il Jeong Su Jin Lim Oh Woong Kwon Sun Hyun Kim Young Sung You Shin-Hyeong Cho Won-Ja Lee

Toxoplasma gondii is a zoonotic parasite resulting in human infections and one of the infectious pathogens leading to uveitis and retinochoroiditis. The present study was performed to assess T. gondii infection in 20 ocular patients with chronic irregular recurrent uveitis (20 aqueous humor and 20 peripheral blood samples) using PCR. All samples were analyzed by nested PCR targeting a specific ...

Journal: :Jurnal Ilmu Pendidikan Indonesia 2022

The purpose of this study was to determine: (1) the effectiveness Android-based learning media on student outcomes in thermochemical material; (2) Student responses use (3) students who are taught using chemistry same as KKM value. This research conducted at Public High School 5 Medan with a total sample 68 people. instrument consisted standardized tests and questionnaires. analytical technique...

2006

Samples historically collected and analysed by the Continuous Plankton Recorder survey in the North Atlantic and adjacent seas were used to examine temporal patterns in the near-surface abundance of copepodite stages V and V1 Calanus hyperboreus (n = a total of 32836 samples; mean latitude of samples = 54" N. SD = 6.7'). The occurrence of CV and V1 C. hyperboreus was largely restricted to sampl...

Journal: :international journal of iron and steel society of iran 0
b. mansouri department of statistics, faculty of mathematics and computer science, shahid chamran university of ahvaz h. montazer hojat department of economic, faculty of economics and social sciences, shahid chamran university of ahvaz

structural steel sections are mainly used in beams and columns of building frames. iran national steel industrialgroup is among the oldest and largest producers of beams in iran. it has two beam production lines, namely line630 and line 650. in this study, the mechanical properties of manufactured beams in these production lines werecompared. based on the t-test results, the elongation is signi...

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