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ggplot2 is an open-source data visualization package for the statistical programming language R.Created by Hadley Wickham in 2005, ggplot2 is an implementation of Leland Wilkinson's Grammar of Graphics—a general scheme for data visualization which breaks up graphs into semantic components such as scales and layers. ggplot2 can serve as a replacement for the base graphics in R and contains a ...
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In statistical hypothesis testing, a type I error, or a false positive, is the erroneous rejection of a true null hypothesis. A type II error, or a false negative, is the erroneous failure in bringing about appropriate rejection of a false null hypothesis. [1]
The term is a combination of "SMS" or "short message service" and "phishing," a umbrella term for social engineering attacks. What to do if you receive a toll road scam text.
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The amazing thing about "Becoming Led Zeppelin" is that it shouldn't exist. The new documentary about the colossally successful '70s rock band (in select theaters and IMAX now) features candid ...
President Donald Trump rescinded 78 Biden-era executive actions, executive orders, and presidential memoranda as part of a slew of more than 200 executive actions on the first night of his second ...
Suppose we have a continuous differential equation ′ = (,), =, and we wish to compute an approximation of the true solution () at discrete time steps ,, …,.For simplicity, assume the time steps are equally spaced: