Confidence Intervals >> Calculate single population confidence intervals or margins of error

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APPLETSOURCEDESCRIPTION
StatiscopeStatiscope (Bonnier)Simulate data sets of a given size for an entered mean and standard deviation or user can enter data, produces graphs (distribution, probability mass, density, box plot, stem and leaf) and descriptive statistics including quartiles, confidence intervals and p-values for hypothesis tests for mean and standard deviation.  more
Descriptive Statistics and CI for the MeanGraphPad Software, QuickCalcsEnter or paste in data, calculates several descriptive and various confidence intervals for the mean.  more
Online Statistical CalculatorXuru's WebsiteEnter or paste in data, calculates several descriptive statistics including quartiles, skewness and kurtosis, and several CIs for the mean.  more
Central Tendency & DispersionA Calculating Companion for Brunett's Critical ThinkingFor data entered manually, shows descriptive statistics and visual displays of: data, mean, mean +/- standard deviation, mean +/- standard error, 95% confidence interval and boxplot.  more
FISHFISH: Friendly Introductory Statistics HelpCalculates measures of central tendency and dispersion (with each step shown for variance calculation), histogram, stem and leaf display, z-scores and confidence intervals for user entered or simulated data, also generates sampling distribution of the mean, includes help for each step. Requires download of executable file.  more
Estimations With ConfidenceA Collection of JavaScript E-labs Learning Objects (Arsham)Computes confidence intervals for mean, variance and standard deviation for data set of up to 80 observations, which must be entered one by one.  more
Confidence Interval for the Estimated Mean of a PopulationVassar Stats (Lowry)Computes 95% and 99% confidence intervals for the population mean based on data that is either entered or pasted into a column.  more
Descriptive Statistics and Confidence Interval of a MeanGraphPad QuickCalcsCalculates 90%, 95% and 99% confidence interval for a mean based on either observations entered one by one, a column of data pasted in, or summary information.  more