Selection Bias
A bias that occurs when the sample chosen for a study or survey is not representative of the population being studied, affecting the validity of the results.
68 topics found for
“product validation”
Central Limit Theorem
A statistical theory that states that the distribution of sample means approximates a normal distribution as the sample size becomes larger, regardless of the population's distribution.
Paper Prototyping
A method of creating and testing user interfaces using hand-drawn sketches and mockups on paper.
Black Box Testing
A testing method where the internal structure of the system is not known to the tester, focusing solely on input and output.
CAB
Customer Advisory Board (CAB) is a group of key customers who provide feedback and insights to a company to help guide its strategic decisions.
GIGO
Garbage In-Garbage Out (GIGO) is a principle stating that the quality of output is determined by the quality of the input, especially in computing and data processing.
Deductive Research
A research approach that starts with a theory or hypothesis and uses data to test it, often moving from general to specific.
Choice-Supportive Bias
The tendency to attribute positive qualities to one's own choices and downplay the negatives, enhancing post-decision satisfaction.
Confidence Interval
A range of values, derived from sample statistics, that is likely to contain the value of an unknown population parameter.