diff options
Diffstat (limited to 'abseil-cpp/absl/random/internal/chi_square.cc')
| -rw-r--r-- | abseil-cpp/absl/random/internal/chi_square.cc | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/abseil-cpp/absl/random/internal/chi_square.cc b/abseil-cpp/absl/random/internal/chi_square.cc index 640d48c..fbe0173 100644 --- a/abseil-cpp/absl/random/internal/chi_square.cc +++ b/abseil-cpp/absl/random/internal/chi_square.cc @@ -125,7 +125,8 @@ double ChiSquareValue(int dof, double p) { const double variance = 2.0 / (9 * dof); // Cannot use this method if the variance is 0. if (variance != 0) { - return std::pow(z * std::sqrt(variance) + mean, 3.0) * dof; + double term = z * std::sqrt(variance) + mean; + return dof * (term * term * term); } } |