We consider a generalized form of the coupon collection problem in which a random number, S, of balls is drawn at each stage from an urn initially containing n white balls (coupons). Each white ball drawn is colored red and returned to the urn; red balls drawn are simply returned to the urn. The question considered is then: how many white balls (uncollected coupons) remain in the urn after the ...

This research studies TV commercial from cultural-conflict view point and tries to analyze mutual relation between parent-child generations. It applies signifier's method for reflecting TV commercials. Signifying qualitative method on the base of General signifies along with "first levels signifiers" and "Second level signifiers" obtained Symbolic displacement. This research shows TV commerci...

Customer Relationship Management (CRM), social selling, and other sales technology innovations have the potential to generate an overwhelming amount of data that may prove useful to those who understand how to analyze it. The next generation of sales professionals will need to have a well-developed analytical skill set in order to analyze available data and identify areas needing improvement, t...

A business incurs much higher charges when attempting to win new customers than to retain existing ones. As a result, much research has been invested into new ways of identifying those customers who have a high risk of churning. However customer retention efforts have also been costing organisations large amounts of resource. In response to these issues, the next generation of churn management ...

the aim of this paper is to explain the relationship between generation gap and democracy in iran in the last fifty years. to do so, the writers have used the results of the national polls conducted in 1974, 1995 and 2002 in their attempt to clarify the activeness or inactiveness of the generation gap by analyzing the differences between the attitudes, values and behaviors of the young and adul...

The present paper aims to determine the relationship between ICT usage and generation gap in Tehran urban family. This research is based on a survey in which a systematic random sampling of 384 families has been chosen to be questioned from different districts of Tehran. The results of the test showed a meaningful relationship between the usage of ICT and generation gap in urban households of T...

The present paper aims to determine the relationship between ICT usage and generation gap in Tehran urban family. This research is based on a survey in which a systematic random sampling of 384 families has been chosen to be questioned from different districts of Tehran. The results of the test showed a meaningful relationship between the usage of ICT and generation gap in urban households of T...

y-Randomization is a tool used in validation of QSPR/QSAR models, whereby the performance of the original model in data description (r2) is compared to that of models built for permuted (randomly shuffled) response, based on the original descriptor pool and the original model building procedure. We compared y-randomization and several variants thereof, using original response, permuted response...