Peck, R. (2020). Introduction to statistics and data analysis (Sixth edition.). Cengage.
Chicago-viite (17. p.)Peck, Roxy. Introduction to Statistics and Data Analysis. Sixth edition. USA: Cengage, 2020.
MLA-viite (9. p.)Peck, Roxy. Introduction to Statistics and Data Analysis. Sixth edition. Cengage, 2020.
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