confidence level


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Related to confidence level: significance level

level

 [lev´el]
relative position, rank, or concentration.
l's of care the six divisions of the health care system: preventive care, primary care, secondary or acute care, tertiary care, restorative care, and continuing care.
background level the usual intensity of a chemical or other stimulus in the environment.
confidence level the probability that a confidence interval does not contain the population parameter.
l's of consciousness see levels of consciousness.
lowest observed adverse effect level (LOAEL) (lowest observed effect level (LOEL)) in studies of the toxicity of chemicals, the lowest dosage level at which chronic exposure to the substance shows adverse effects; usually calculated for laboratory animals.
no observed adverse effect level (NOAEL) (no observed effect level (NOEL)) in studies of the toxicity of chemicals, the highest dosage level at which chronic exposure to the substance shows no adverse effects; usually calculated for laboratory animals.
level of significance a statistical measure that serves as the cutoff point used to determine whether a null hypothesis is retained or rejected; the probability of incorrectly rejecting the null hypothesis (see Type I error).
sterility assurance level (SAL) the probability that a process makes something sterile (see sterilization). An SAL of 10−6 is the recommended probability of survival for organisms on a sterilized device. This level means that there is less than or equal to one chance in a million that an item remains contaminated or nonsterile.

confidence level

The probability associated with a confidence interval, and stated as a part of that interval.
References in periodicals archive ?
In the present study, overall the house officers showed adequate confidence level in endodontic treatment.
The relative distance between Pp(Qo.gg) (the target confidence level is taken as 0.99 in this paper) and [P.sub.F,mean] is listed in Table 1 for usual range of and [K.sub.H] values.
Given low business confidence levels, poor job creation prospects and with food inflation now set to increase significantly on the back of the drought-induced rise in domestic grain prices and extraordinarily weak rand exchange rate, consumer spending is expected to come under even more pressure in the first half of 2016," Loos said.
A confidence level for the population mean refers to the percentage of all possible samples of the same size that can be expected to include the true population mean.
The appraiser would report a confidence level of 96% that the value range was between $900,000 and $1,100,000.
The calculated value of z is 0.8625 which falls in the acceptance region at 99%, 95%, 90% and even at 80% confidence level and conclude that in case of promotion the difference between Islamic bank and conventional bank is statistically insignificant.
"Consumer confidence levels above and below a baseline of 100 indicate degrees of optimism and pessimism," Nielsen said in a statement.
What is the factual basis for the Solvency II 99.5% capitalization confidence level?
Summary: The Byblos Bank-OSB Consumer Confidence Index showed Lebanese consumers' confidence levels at their lowest during the first nine months of 2011.
"One of the first things I have to do right now is increase the confidence level. You need belief in what you are doing."
If the potential complication is quite severe and could potentially overshadow the benefits, one might wish to gauge the risk by choosing a high confidence level such as 95%, or even 99%.
Error margin is estimated to be approximately 2-3 per cent at 95% confidence level.