Skip to main content

Advertisement

Table 12 Comparison between mean, standard deviation and log mean + 2SD for all subgroups

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

Course: subgroup Mean Standard deviation μ* (log mean) σ*(log standard deviation) Log Mean + 2 Log SD
Statistics: Associate’s colleges 5.2 3.8 4.2 1.5 7.2
Statistics: Baccalaureate colleges 4.3 3.2 3.4 1.5 6.4
Statistics: Master’s colleges 4.3 2.9 3.6 1.5 6.6
Statistics: Doctoral colleges 3.8 2.8 3.1 1.5 6.1
Statistics: Associate’s colleges 10% mastery 5.7 3.6 4.8 1.5 7.8
Statistics: Baccalaureate colleges 10% mastery 5.1 3.7 4.1 1.5 7.1
Statistics: Master’s colleges 10% mastery 5.3 3.2 4.5 1.4 7.3
Statistics: Doctoral colleges 10% mastery 4.6 3.3 3.7 1.5 6.7
Statistics 2015 6.2 5.3 4.7 1.6 8.0
Biology: 50 KCs 2.9 2.1 2.3 1.5 5.3
Biology: 25 KCs 2.8 3.1 1.9 1.8 5.5
Engineering Statics 4.6 4.0 3.5 1.6 6.8
Engineering Statics 10% 8.1 5.0 6.9 1.5 9.8
Psychology 3.7 3.5 2.7 1.7 6.1
  1. μ* (log mean)
  2. σ* (log standard deviation)