Ads
related to: sample of a product without any cost
Search results
Results From The WOW.Com Content Network
A free sample or "freebie" is a portion of food or other product (for example beauty products) given to consumers in shopping malls, supermarkets, retail stores, or through other channels (such as via the Internet). [1] Sometimes samples of non-perishable items are included in direct marketing mailings. The purpose of a free sample is to ...
Free good. A free good is a good that is not scarce, and therefore is available without limit. [1][2] A free good is available in as great a quantity as desired with zero opportunity cost to society. A good that is made available at zero price is not necessarily a free good. For example, a shop might give away its stock in its promotion, but ...
Sampling (statistics) In statistics, quality assurance, and survey methodology, sampling is the selection of a subset or a statistical sample (termed sample for short) of individuals from within a statistical population to estimate characteristics of the whole population. The subset is meant to reflect the whole population and statisticians ...
Freeware is software, most often proprietary, that is distributed at no monetary cost to the end user. There is no agreed-upon set of rights, license, or EULA that defines freeware unambiguously; every publisher defines its own rules for the freeware it offers. For instance, modification, redistribution by third parties, and reverse engineering ...
The sample size is an important feature of any empirical study in which the goal is to make inferences about a population from a sample. In practice, the sample size used in a study is usually determined based on the cost, time, or convenience of collecting the data, and the need for it to offer sufficient statistical power. In complex studies ...
A counterfeit consumer good is a good —often of inferior quality—made or sold under another's brand name without the brand owner's authorization. The term counterfeit, fraudulent, and suspect items (CFSI) is also used to describe such goods. [2] Pirated goods are reproductions of copyrighted products used without permission, such as music ...
Estimator. In statistics, an estimator is a rule for calculating an estimate of a given quantity based on observed data: thus the rule (the estimator), the quantity of interest (the estimand) and its result (the estimate) are distinguished. [1] For example, the sample mean is a commonly used estimator of the population mean.
Free-rider problem. In economics, the free-rider problem is a type of market failure that occurs when those who benefit from resources, public goods and common pool resources do not pay for them [1] or under-pay. Examples of such goods are public roads or public libraries or other services or utilities of a communal nature.