%0 Journal Article %T A Case Study Concerning Sales Prediction Using Sales Quantitative Prediction Methods %A Simona Elena Dragomirescu %A Daniela Cristina Solomon %J Annals of Dunarea de Jos %D 2010 %I Universitatea Dunarea de Jos %X The sales condition the entire activity of a enterprise, its variation being considered the main risk factor on the performances and financial position of the enterprise. The importance of elaboration of such budget is given by: (a) on long term: the establishing of the investments and financing plans; (b) on medium term: the establishing of publicity and promotion expenses budget; and (c) on short term: the determination of the production level, of supply program, the optimization of labor force. In planning the sales volume, there exist several methods, from which we remind: causal method, non-causal method, direct method, indirect method, judgment and statistic methods. All these methods have advantages and disadvantages. Quantitative methods are the methods that in predictions¡¯ realization start from numbered statistic data. The linear adjustment, correlation may be applied for the general tendencies of sales evolution research, when the tendency is linear. %K sales prediction %K linear adjustment %K correlation %U http://www.ann.ugal.ro/eeai/archives/2010/Paper_4V1_Dragomirescu%20si%20Solomon_p23-28.pdf