Making Comparisons between Observed Data and Expected Outcomes: Students' Informal Hypothesis Testing with Probability Simulation Tools

Hollylynne Stohl Lee; Robin L. Angotti; James E. Tarr

Statistics Education Research Journal Vol. 9, No. 1 (May 2010) pp. 68–96

We examined how middle school students reason about results from a computer-simulated die-tossing experiment, including various representations of data, to support or refute an assumption that the outcomes on a die are equiprobable. We used students'...

Teachers' Use of Transnumeration in Solving Statistical Tasks with Dynamic Statistical Software

Hollylynne S. Lee; Gladis Kersaint; Suzanne R. Harper; Shannon O. Driskell; Dusty L. Jones; Keith R. Leatham; Robin L. Angotti; Kwaku Adu-Gyamfi

Statistics Education Research Journal Vol. 13, No. 1 (May 2014) pp. 25–52

This study examined a random stratified sample (n = 62) of teachers' work across eight institutions on three tasks that utilized dynamic statistical software. We considered how teachers may utilize and develop their statistical knowledge and...

Topics: Software