نتایج جستجو برای: statistics

تعداد نتایج: 178190  

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد مرودشت - دانشکده علوم تربیتی و روانشناسی 1392

the purpose of this study was to investigate the relationship between family functioning and marital adjustment humor couples are due to the nature and objectives of the research and application of methods for its implementation correlation was used. the study population consisted of all the couples in the city who uses random cluster sampling of 200 students were selected as sample. data from ...

Amir Reza Ghassemi Arash Shahravan, Mohammad Reza Baneshi

Descriptive statistics is the process of summarizing gathered raw data from a research and creating useful statistics, which help the better understanding of data. According to the types of variables, which consist of qualitative and quantitative variables, some descriptive statistics have been introduced. Frequency percentage is used in qualitative data, and mean, median, mode, standard deviat...

Journal: :Monthly Notices of the Royal Astronomical Society 1999

Journal: :trauma monthly 0
hamidreza rasouli trauma research center, baqiyatallah university of medical sciences, tehran, ir iran maryam rezaee trauma research center, baqiyatallah university of medical sciences, tehran, ir iran zahra danial trauma research center, baqiyatallah university of medical sciences, tehran, ir iran; trauma research center, baqiyatallah university of medical sciences, p.o.box: 1436614313, tehran, ir iran. tel.: +98-2188053766, fax: +98-2188053766

SEYYED MOHAMMAD TAGHI AYATOLLAHI,

Medical statistics (biostatistics), as a vital essential part of modem life, does raise some fundamental ethical issues. Surprisingly, this aspect seems to have been totally ignored by books on medical ethics. This paper discusses how the statistical aspects affect the ethics. The relation between biostatistics and medical research is explored. All stages of a medical research exercise are ...

Journal: :مطالعات ملی کتابداری و سازماندهی اطلاعات 0
نوشته استوارت هنابوس ترجمه فریده عصاره عضو هیأت علمی دانشکده علوم تربیتی و روانشناسی دانشگاه شهید چمران (اهواز) و دانشجوی دوره دکترای کتابداری و اطلاع رسانی دانشگاه نیوسات ولز - استرالیا

0

Journal: :medical journal of islamic republic of iran 0
seyyed mohammad taghi ayatollahi from tile department of biostatistics, shiraz university of medical sciences, shiraz

medical statistics (biostatistics), as a vital essential part of modem life, does raise some fundamental ethical issues. surprisingly, this aspect seems to have been totally ignored by books on medical ethics. this paper discusses how the statistical aspects affect the ethics. the relation between biostatistics and medical research is explored. all stages of a medical research exercise are vuln...

Journal: :Journal of Postgraduate Medicine, Education and Research 2020

Journal: :Journal of Statistics Education 1998

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1388

چکیده: فرض کنید که تابعی از اپسیلون یک مجموع نامتناهی از احتمالات موزون مربوط به مجموع های جزئی براساس یک دنباله از متغیرهای تصادفی مستقل و همتوزیع باشد، و همچنین فرض کنید توابعی مانند g و h وجود دارند که هرگاه امید ریاضی توان دوم x متناهی و امیدریاضی x صفر باشد، در این صورت می توان حد حاصلضرب این توابع را بصورت تابعی از امید ریاضی توان دوم x نوشت. حالت عکس نیز برقرار است. همچنین ما با استفاده...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید