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C
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beta
Common mathematical functions
Compile-time rational arithmetic
densities
densities
FE_ALL_EXCEPT
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Numerics library
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operators (std::discard_block_engine)
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operators (std::discrete_distribution)
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operators (std::fisher_f_distribution)
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operators (std::negative_binomial_distribution)
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Pseudo-random number generation
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std::abs(float)
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std::abs(std::complex)
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std::acos
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std::begin(std::valarray)
std::bernoulli_distribution
std::bernoulli_distribution::bernoulli_distribution
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std::cyl_bessel_i
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std::discard_block_engine::base
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std::discrete_distribution
std::discrete_distribution::discrete_distribution
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std::discrete_distribution::param
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std::div
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std::end(std::valarray)
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std::exp
std::exp(std::complex)
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std::exp2
std::expint
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std::exponential_distribution
std::exponential_distribution::exponential_distribution
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std::exponential_distribution::param
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std::extreme_value_distribution
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std::fabs
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std::feclearexcept
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std::fisher_f_distribution::m
std::fisher_f_distribution::max
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std::floor
std::fma
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std::fpclassify
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std::gamma_distribution::alpha
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std::gcd
std::generate_canonical
std::geometric_distribution
std::geometric_distribution::geometric_distribution
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std::geometric_distribution::p
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std::geometric_distribution::reset
std::gslice
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std::imag(std::complex)
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std::lrint
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std::piecewise_linear_distribution::reset
std::poisson_distribution
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std::poisson_distribution::param
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std::polar(std::complex)
std::pow
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std::pow(std::valarray)
std::proj(std::complex)
std::rand
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std::random_device::random_device
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std::real(std::complex)
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std::rint
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std::seed_seq::generate
std::seed_seq::param
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std::shuffle_order_engine
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std::shuffle_order_engine::discard
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std::shuffle_order_engine::seed
std::shuffle_order_engine::shuffle_order_engine
std::signbit
std::sin
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std::sin(std::valarray)
std::sinh
std::sinh(std::complex)
std::sinh(std::valarray)
std::slice
std::slice_array
std::slice_array::operators
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std::sph_bessel
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std::sqrt
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std::srand
std::student_t_distribution
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std::student_t_distribution::min
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std::student_t_distribution::student_t_distribution
std::subtract_with_carry_engine
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std::subtract_with_carry_engine::max
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std::subtract_with_carry_engine::seed
std::subtract_with_carry_engine::subtract_with_carry_engine
std::swap(std::valarray)
std::tan
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std::tan(std::valarray)
std::tanh
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std::tgamma
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std::uniform_int_distribution
std::uniform_int_distribution::a
std::uniform_int_distribution::max
std::uniform_int_distribution::min
std::uniform_int_distribution::param
std::uniform_int_distribution::reset
std::uniform_int_distribution::uniform_int_distribution
std::uniform_real_distribution
std::uniform_real_distribution::a
std::uniform_real_distribution::max
std::uniform_real_distribution::min
std::uniform_real_distribution::param
std::uniform_real_distribution::reset
std::uniform_real_distribution::uniform_real_distribution
std::valarray
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std::valarray::cshift
std::valarray::max
std::valarray::min
std::valarray::operators
std::valarray::operators
std::valarray::operator[]
std::valarray::resize
std::valarray::shift
std::valarray::size
std::valarray::sum
std::valarray::swap
std::valarray::valarray
std::weibull_distribution
std::weibull_distribution::a
std::weibull_distribution::max
std::weibull_distribution::min
std::weibull_distribution::param
std::weibull_distribution::reset
std::weibull_distribution::weibull_distribution
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stddev

性病：正常[医]分布：：均数，stddev

RealType mean() const;(1)(since C++11)
RealType stddev() const;(2)(since C++11)

返回使用该分布构造的参数。

1%29返回平均μ分布参数。平均值指定峰值的位置。默认值是0.0...

2%29返回偏差σ分布参数。默认值是1.0...

参数

%280%29

返回值

1%~29μ分布参数。

2%~29偏差σ分布参数。

另见

paramgets or sets the distribution parameter object (public member function)

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