Eusea, Jared. "OpenStax Statistics Chapter 3 Lecture Notes". OER Commons. Institute for the Study of Knowledge Management in Education, 30 Jul. 2019. Web. 31 Aug. 2024. <https://oercommons.org/authoring/56397-openstax-statistics-chapter-3-lecture-notes>.
Eusea, J. (2019, July 30). OpenStax Statistics Chapter 3 Lecture Notes. OER Commons. Retrieved August 31, 2024, from https://oercommons.org/authoring/56397-openstax-statistics-chapter-3-lecture-notes.