نتایج جستجو برای: cronbachs alpha coefficient

تعداد نتایج: 364694  

2003
Dawn Iacobucci Adam Duhachek

In this research, we present the inferential statistics for Cronbach’s coefficient alpha. This index of reliability is extremely important in consumer research. The estimation of alpha and its confidence intervals are described and an analytical demonstration illustrates the effects on these statistics of their components, including the number of items, the item intercorrelations, and sample si...

2015
Himanshu Katiyar

In this paper fading correlation of α-μ distribution is discussed. Diversity combining techniques are briefly outlined. Correlation coefficient and joint probability density function for alpha-mu fading is shown. Generalized correlation coefficient for two alpha-mu fading variates is defined. Simulation results of outage and Bit Error Rate (BER) for different α and μ parameters and correlation ...

Journal: :Indian journal of finance and banking 2023

The purpose of the present research paper is to understand questions related M-banking. It time call take up Virtual Banking (VB) with Zero Contact (ZCB) as a preventive measure COVID-19. study also admits comparative analysis on gratification M-banking users considering factors/attributes Kano Model. researcher has undertaken Integrative Approach (IA) for both, literature reviewed and survey s...

Journal: :Oncology nursing forum 2005
Laurel E Radwin Michelle Washko Kathryn A Suchy Kerri Tyman

PURPOSE/OBJECTIVES To develop and pilot test scales to measure desired health outcomes hypothesized to result from high-quality cancer nursing care: Fortitude Scale, Trust in Nurses Scale, Cancer Patient Optimism Scale, and Authentic Self-Representation Scale. DESIGN Instrument development. SETTING Community cancer support organization. SAMPLE 66 recently treated patients with cancer who ...

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2004
E Anesta G S Iannacchione C W Garland

Recent high-resolution x-ray investigations of the smectic- A (SmA) phase near the nematic-to-SmA transition provide information about the critical behavior of the linear thermal expansion coefficient alpha// parallel to the director. Combining such data with available volume thermal expansion alpha(V) data yields the in-plane linear expansion coefficient alpha(perpendicular) . The critical beh...

Journal: :Journal of the American Dietetic Association 1988
S L Anderson

Three hundred forty-one dietetics practitioners responded (a 34% response rate) to a 103-item questionnaire that included four subscales. This article focuses on one subscale: assessment of the extent to which dietitians reportedly adhere to the profession's code of ethics as it applies to their own practices. The validity of the survey instrument was confirmed by a panel of experts, and the ov...

2011
Shivalingappa B Javali

Reliability refers to accuracy and precision of a measurement instrument or scale. Reliability of test scores are estimated through measures of internal consistency has been characterized mathematically in many ways that appear, on the surface at least, to be very different to one another. The coefficient alpha is the most widely used measure of internal consistency for composite scores. In thi...

2011
Shivalingappa B Javali

Reliability refers to accuracy of a measurement instrument or scale. Reliability of test scores are estimated through measures of internal consistency has been characterized mathematically in many ways that appear, on the surface at least, to be very different to one another. The coefficient alpha is the most widely used measure of internal consistency for composite scores. In this article, the...

Journal: :Psychological methods 2007
Alberto Maydeu-Olivares Donna L Coffman Wolfgang M Hartmann

The point estimate of sample coefficient alpha may provide a misleading impression of the reliability of the test score. Because sample coefficient alpha is consistently biased downward, it is more likely to yield a misleading impression of poor reliability. The magnitude of the bias is greatest precisely when the variability of sample alpha is greatest (small population reliability and small s...

Journal: :Physical chemistry chemical physics : PCCP 2009
Ralf Tillmann Harald Saathoff Theo Brauers Astrid Kiendler-Scharr Thomas F Mentel

The absolute rate coefficient for the reaction of alpha-pinene with ozone was determined in the temperature range between 243 K and 303 K at atmospheric pressure. In total, 30 experiments were performed in the large (85 m3) temperature-controlled simulation chamber AIDA, where the concentrations of the reactants ozone and alpha-pinene were measured directly. An Arrhenius expression for the alph...

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