another definition in the dictionary:
Historical_Anal-an approach to sales forecasting in which the past sales results of a similar product are used to predict the likely sales of a similar new product.
Product_Failure-a product that does not meet management expectations in the marketplace.
Non_probability-a sample in which the chance of an individual within the total population being chosen is not known.
Sales_Promotion-a marketing control measure used to determine whether the amount spent on sales promotion was excessive, total expenditure on sales promotion in a given period is expressed as a percentage of total sales revenue for the same period.
Price_Cycle-the regular, periodic fluctuation in the price of a product, especially of an agricultural product, owing to expansion or contraction in its supply.