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OpenEpi is a free, web-based, open source, operating system-independent series of programs for use in epidemiology, biostatistics, public health, and medicine, providing a number of epidemiologic and statistical tools for summary data.
Statistics is a mathematical body of science that pertains to the collection, analysis, interpretation or explanation, and presentation of data, [8] or as a branch of mathematics. [9] Some consider statistics to be a distinct mathematical science rather than a branch of mathematics. While many scientific investigations make use of data ...
In statistics, the number of degrees of freedom is the number of values in the final calculation of a statistic that are free to vary. [1] Estimates of statistical parameters can be based upon different amounts of information or data. The number of independent pieces of information that go into the estimate of a parameter is called the degrees ...
To qualify for free shipping, non-Prime members typically have to purchase an order totaling at least $25. On Monday, the e-commerce giant said it has raised that minimum to $35.
ShadowStats.com. Shadowstats.com is a website that analyzes and offers alternatives to government economic statistics for the United States. Shadowstats primarily focuses on inflation, but also keeps track of the money supply, unemployment and GDP by utilizing methodologies abandoned by previous administrations from the Clinton era to the Great ...
TI-HI. TI-HI, Ti-High, Tie-High, or Ti by Hi is a term often used in the logistics industry. It refers to the number of boxes /cartons stored on a layer, or tier, (the TI) and the number of layers high that these will be stacked on the pallet (the HI). [1] It can also be used in reference to the stacking pattern used to load a pallet in order ...
In statistics, dispersion (also called variability, scatter, or spread) is the extent to which a distribution is stretched or squeezed. [1] Common examples of measures of statistical dispersion are the variance, standard deviation, and interquartile range. For instance, when the variance of data in a set is large, the data is widely scattered.
A frequency distribution shows a summarized grouping of data divided into mutually exclusive classes and the number of occurrences in a class. It is a way of showing unorganized data notably to show results of an election, income of people for a certain region, sales of a product within a certain period, student loan amounts of graduates, etc.