Search results
Results from the WOW.Com Content Network
Ratio of world proved oil reserves to production, 1980–2011 (US EIA) Ratio of world proved gas reserves to production, 1980–2011 The reserves-to-production ratio is the most widely quoted of the key indicators used in the oil and gas industry.
The jaws ratio is a measure used in finance to demonstrate the extent to which a trading entity's income growth rate exceeds its expenses growth rate, measured as a percentage.
There are criticisms of QALY. One involves QALY's lack of usefulness to the healthcare provider in determining the applicability of alternative treatments in the individual patient environment, [3] and the absence of incorporating the patient's willingness to pay (i.e. behavioral economics) in decisions to finance new treatments. [4]
A feasibility study is an assessment of the practicality of a project or system. A feasibility study aims to objectively and rationally uncover the strengths and weaknesses of an existing business or proposed venture, opportunities and threats present in the natural environment, the resources required to carry through, and ultimately the prospects for success.
In surface mining, stripping ratio or strip ratio refers to the amount of waste (or overburden) that must be removed to release a given ore quantity. [1] [2] It is a number or ratio that express how much waste is mined per unit of ore.
A RSBI score of less than 65 [3] indicating a relatively low respiratory rate compared to tidal volume is generally considered as an indication of weaning readiness. A patient with a rapid shallow breathing index (RSBI) of less than 105 has an approximately 80% chance of being successfully extubated, whereas an RSBI of greater than 105 virtually guarantees weaning failure. [4]
The retrospective cohort study compares groups of individuals who are alike in many ways but differ by a certain characteristic (for example, female nurses who smoke and ones who do not smoke) in terms of a particular outcome (such as lung cancer). [2]
A golden rectangle with long side a + b and short side a can be divided into two pieces: a similar golden rectangle (shaded red, right) with long side a and short side b and a square (shaded blue, left) with sides of length a.