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The coupling coordination relationship and obstacle factors of public cultural services and economic development: A case study of 31 regions in China. [PDF]

PLoS One
Xu B, Gu Z, Wang Z, Chen Y, Wang Y.
europepmc   +1 more source

Insulin resistance assessed by estimated glucose disposal rate and risk of coronary artery calcification in middle-aged participants without diabetes undergoing health check-ups. [PDF]

Front Endocrinol (Lausanne)
Huang Y, Zhang R, Zhou Y, Li D, Ni W, Wan Y, Jin T, Bo X, Qi X, Zhong Y.   +9 more
europepmc   +1 more source

Mechanization-driven farmland consolidation and farm household labor allocation: Evidence from grain producers in Shandong, China. [PDF]

PLoS One
Liu Y, Ding P, Xia X, Li S, Sun Q, Yang T, Bu Y, Zhang H.   +7 more
europepmc   +1 more source

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Analysing microbiological data: Tobit or not Tobit?

International Journal of Food Microbiology, 2007
In this paper, methods used to collect microbiological data and the common statistical technique used to analyse such data are discussed. An alternative statistical approach, considered more appropriate for many microbial datasets is suggested. The effectiveness of this method is demonstrated using a simulation study and then, for a practical example ...
Andreas Kiermeier
exaly   +3 more sources

Tobit or not Tobit? [PDF]

Journal of Economic and Social Measurement, 2009
Time-diary surveys collect detailed information about individuals' activities over a short period of time, typically one day. Thus, it is common to see zero time spent in many activities, even for individuals who regularly do the activity. Because of the large number of zeros, Tobit would seem to be the natural approach.
openaire   +3 more sources