product test
81New product development — In business and engineering, new product development (NPD) is the term used to describe the complete process of bringing a new product to market. A product is a set of benefits offered for exchange and can be tangible (that is, something physical …
82Consumer Product Safety Improvement Act — Consumer Safety Act Full title Consumer Product Safety Improvement Act Acronym CPSIA Colloquial name(s) Consumer Act Enacted by the 110th United States Congress Effective …
83Student's t-test — A t test is any statistical hypothesis test in which the test statistic follows a Student s t distribution if the null hypothesis is supported. It is most commonly applied when the test statistic would follow a normal distribution if the value of …
84market test — ➔ test1 * * * Ⅰ. market test UK US noun [C] MARKETING ► a test to see if a product or service is bought or liked by a small group of customers in a small area. If the market test succeeds, the product can be made available to more customers or if …
85HIV test — Randall L. Tobias, former U.S. Global AIDS Coordinator, being publicly tested for HIV in Ethiopia in an effort to reduce the stigma of being tested.[1] HIV tests are used to detect the presence of the human immunodeficiency virus (HIV), the virus …
86Drug test — For other uses, see Drug testing (disambiguation). Drug test Diagnostics To minimize opportunities for tampering, a direct line of sight between the observer and the specimen bottle must be maintained during collection of a urine sample …
87Pearson's chi-squared test — (χ2) is the best known of several chi squared tests – statistical procedures whose results are evaluated by reference to the chi squared distribution. Its properties were first investigated by Karl Pearson in 1900.[1] In contexts where it is… …
88Gold standard (test) — For other uses, see Gold standard (disambiguation). In medicine and statistics, gold standard test refers to a diagnostic test or benchmark that is the best available under reasonable conditions. It does not have to be necessarily the best… …
89Genealogical DNA test — For a non technical introduction to genetics in general, see Introduction to genetics. Part of a series on Genetic genealogy Concepts Population genetics Haplogroup/ Haplotype Most recent common ancestor Human mitochondrial DNA haplogroups Human… …
90Total revenue test — In economics, the Total Revenue Test is a means for determining whether demand is elastic or inelastic. If an increase in price causes an increase in total revenue, then demand can be said to be inelastic, since the increase in price does not… …
