Statistics A range of values for a variable of interest–eg, a rate, constructed so that the range has a specified probability of including the true value of the variable. See Confidence limits. McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc....
Define confidence interval. confidence interval synonyms, confidence interval pronunciation, confidence interval translation, English dictionary definition of confidence interval. n. Statistics A range of values that contains with a specified probability
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SciTech-Mathmatics-Probability+Statistics-IV- Population:Parameter<->Sample:Statistics : CI(Confidence Interval, 置信区间) CI的解释(避免误解 与 局限): CI提供一种评估Statistical Estimation的Accuracy的方法. 它以选取的"CL(Confidence Level) 对应的Z-Value参数, 计算出一个对应的区间; 这个可变区间包含我们...
Before we can truly understand what a confidence interval and level really are, we must delve into some important background terminology. In statistics, there is something called the point estimate. A point estimate is the value of a sample statistic (such as the sample mean in our lesson)...
Definition 2. The probability of C, P(𝐶)P(C), is referred to as the level of confidence, and the probability of U, P(𝑈)P(U), is referred to as the level of utility. To be instructive, consider first the levels of confidence and utility in the case of a single Bernoulli pop...
Confidence interval, in statistics, a range of values providing the estimate of an unknown parameter of a population. A confidence interval uses a percentage level, often 95 percent, to indicate the degree of uncertainty of its construction. This percent
Learn about confidence interval and sample size. Study the sample size definition, and work through examples of the confidence level and sample size formula. Updated: 11/21/2023 Table of Contents Sample Size Definition Confidence Interval and Sample Size The Confidence Level and Sample...
consumer confidencen(economy: high level of spending)SCSimplified Chinese消费者信心 gain the confidence of[sb]v expr(become trusted by)SCSimplified Chinese赢得yíng dé TCTraditional Chinese贏得 SCSimplified Chinese获得…的信心yíng dé,huò dé … de xìn xīn ...
A confidence interval is an estimate of an interval in statistics that may contain a population parameter. It is generally defined by its lower and upper bounds.