# std::student_t_distribution<RealType>::student_t_distribution

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< cpp‎ | numeric‎ | random‎ | student t distribution

student_t_distribution() : student_t_distribution(1) {} | (1) | (since C++11)
explicit student_t_distribution( RealType n ); | (2) | (since C++11)
explicit student_t_distribution( const param_type& params ); | (3) | (since C++11)

Constructs a new distribution object. (2) uses `n` as the distribution parameter. (3) uses `params` as the distribution parameter.

### Parameters

n | - | the n distribution parameter (degrees of freedom)
params | - | the distribution parameter set

### Defect reports

The following behavior-changing defect reports were applied retroactively to previously published C++ standards.

DR | Applied to | Behavior as published | Correct behavior
--- | --- | --- | ---
P0935R0 | C++11 | default constructor was explicit | made implicit

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