Mu Sigma Rho (ΜΣΡ) is an American national honor society for statistics[1] It was established at Iowa State University in 1968.

[2] Mu Sigma Rho seeks to promote and encourage scholarly activity in statistics, and to recognize outstanding achievement of students, faculty, and professional statisticians in academic and non-academic institutions.

[4] The allows students to join the society who attend universities and colleges that do not have a Mu Sigma Rho chapters.

[2] To be eligible for membership, undergraduates must have completed two years of college and eight semester hours of statistics courses, including five hours at a junior level, with a 3.40 GPA in those courses and a 3.20 GPA overall.

[6][8] Graduate students seeking membership must have completed twelve semester hours with a 3.50 GPA.