TERRA NOVA READING STATISTICAL ANALYSIS
NP 2-6 Summary
NP 2-6 Summary 2003 Z- Score 1994 Z- Score Maximum Minimum Effect Size Difference
Reading Total 74.7 0.64 69.0 0.5 99 1 0.14 Better by enough to mention
Reading Vocabulary 71.7 0.55 68.3 0.47 99 1 0.08 Not enough to mention
Reading Comprehension 72.6 0.58 70.3 0.52 99 1 0.06 Not enough to mention
NP 7-11 Summary
NP 7-11 Summary 2003 Z- Score 1994 Z- Score Maximum Minimum Effect Size Difference
Reading Total 70.2 0.52 59.5 0.23 99 1 0.29 Performance is much better
Reading Vocabulary 67.4 0.44 61.0 0.28 99 1 0.16 Better by enough to mention
Reading Comprehension 66.9 0.41 57.1 0.18 99 1 0.23 Performance is much better
NP 2-6 Summary Group Comparison
NP 2-6 Summary Group Comparison 1999-03 Z- Score 1994-98 Z- Score Maximum Minimum Effect Size Difference
Reading Total 72.5 0.58 59.0 0.23 99 1 0.35 Performance is substantially better
Reading Vocabulary 70.6 0.52 57.2 0.18 99 1 0.34 Performance is substantially better
Reading Comprehension 71.4 0.55 70.4 0.52 99 1 0.03 Not enough to mention
NP 7-11 Summary Group Comparison
NP 7-11 Summary Group Comparison 1999-03 Z- Score 1994-98 Z- Score Maximum Minimum Effect Size Difference
Reading Total 68.3 0.47 62.2 0.16 99 1 0.16 Better by enough to mention
Reading Vocabulary 68.4 0.47 62.5 0.31 99 1 0.16 Better by enough to mention
Reading Comprehension 64.3 0.36 62.1 0.31 99 1 0.05 Not enough to mention
NP 2-6 Sci/Math/SS Comparison
NP 2-6 Sci/Math/SS Comparison Reading Total Z- Score Sci/Math/SS Z- Score Maximum Minimum Effect Size Difference
1994-98 Group Summary 59.0 0.23 77.4 0.74 99 1 -0.51 Performance is substantially worse
1999-03 Group Summary 72.5 0.67 72.5 0.67 99 1 0.00 Not enough to mention
NP 7-11 Sci/Math/SS Comparison
NP 7-11 Sci/Math/SS Comparison Reading Total Z- Score Sci/Math/SS Z- Score Maximum Minimum Effect Size Difference
1994-98 Group Summary 62.2 0.31 70.1 0.52 99 1 -0.21 Performance is much worse
1999-03 Group Summary 68.3 0.47 70.7 0.52 99 1 0.05 Not enough to mention