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Table 7 Problems per KC for the 2014 and 2015 Statistics courses

From: Estimating the minimum number of opportunities needed for all students to achieve predicted mastery

KC Classification Spring 2014 Fall 2015
Good N = 45 Median: 5 Mean: 7.04 Range: 2–38 N = 39 Median: 9 Mean: 10.21 Range: 3–36
Low and flat N = 1 4 KCs N = 1 4 KCs
Still high N = 12 Median: 6.5 Mean: 8.42 Range: 3–17 N = 7 Median: 6 Mean: 14.43 Range: 5–47
No learning N = 40 Median: 5.5 Mean: 7.15 Range: 1–39 N = 56 Median: 8 Mean: 9.23 Range: 3–52
Too little data N = 9 Median: 1 Mean: 1.22 Range: 1–2 N = 4Median: 4.5 Mean: 4.25 Range: 2–6
TOTAL N = 107 Median: 5 Mean: 6.72 Range: 1–39 N = 107 Median: 8 Mean: 9.69 Range: 2–52