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10c19df918
* Added fraction accumulator * Added binomial proportion interval computers: Wald, Wilson Score, Clopper Pearson, Jeffreys * Width of intervals for all classes can be set via deviation or confidence_level * Support valarray in histogram::fill * Add fraction and count to user guide Co-authored-by: Hans Dembinski <hans.dembinski@gmail.com> Co-authored-by: Hans Dembinski <HDembinski@users.noreply.github.com>
41 lines
980 B
C++
41 lines
980 B
C++
// Copyright 2022 Hans Dembinski, Jay Gohil
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt
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// or copy at http://www.boost.org/LICENSE_1_0.txt)
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#include <boost/core/lightweight_test.hpp>
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#include <boost/histogram/detail/normal.hpp>
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#include <boost/math/distributions/normal.hpp>
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#include <limits>
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#include "is_close.hpp"
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#include "throw_exception.hpp"
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using namespace boost::histogram::detail;
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namespace bm = boost::math;
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int main() {
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const auto x = {-6.0, -5.0, -4.0, -3.0, -2.0, -1.0, 0.0, 6.0};
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const double eps = std::numeric_limits<double>::epsilon();
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bm::normal norm;
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// cdf
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{
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for (auto&& xi : x) {
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const double expected = bm::cdf(norm, xi);
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BOOST_TEST_IS_CLOSE(normal_cdf(xi), expected, eps);
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}
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}
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// ppf
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{
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for (auto&& xi : x) {
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const double p = bm::cdf(norm, xi);
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BOOST_TEST_IS_CLOSE(normal_ppf(p), xi, 1e-8);
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}
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}
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return boost::report_errors();
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}
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