Whois & Analysis for when2meet.com

Usability is the ease of use and learnability of a human-made object such as a tool or device.

In software engineering, usability is the degree to which a software can be used by specified consumers to achieve quantified objectives with effectiveness, efficiency, and satisfaction in a quantified context of use.

In the social sciences, a social group has been defined as two or more people who interact with one another, share similar characteristics, and collectively have a sense of unity.

Other theorists disagree however, and are wary of definitions which stress the importance of interdependence or objective similarity.

Instead, researchers within the social identity tradition generally define it as "a group is defined in terms of those who identify themselves as members of the group".

Regardless, social groups come in a myriad of sizes and varieties.

For example, a society can be viewed as a large social group.

A tool is any physical item that can be used to achieve a goal, especially if the item is not consumed in the process.

Tool use by humans dates back millions of years, and other animals are also known to employ simple tools.

A field of applied statistics of human research surveys, survey methodology studies the sampling of individual units from a population and the associated survey data collection techniques, such as questionnaire construction and methods for improving the number and accuracy of responses to surveys.

Survey methodology includes instruments or procedures that ask one or more questions that may, or may not, be answered.

Time is the indefinite continued progress of existence and events that occur in apparently irreversible succession from the past through the present to the future.

Time is a component quantity of various measurements used to sequence events, to compare the duration of events or the intervals between them, and to quantify rates of change of quantities in material reality or in the conscious experience.

Time is often referred to as the fourth dimension, along with the three spatial dimensions.