Bert Stoneberg, Ph.D.
K-12 Research Idaho

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  1. NAEP Proficient vs. NAEP Proficiency in Subject (PDF)
  2. The “Link” Between Education Spending and Student Performance: A Twisted Link (PDF)
  3. NAEP vs. ISAT Trends for Reading and Mathematics: Grades 4 and 8, 2003 to 2011 (PDF)
  4. Rigor of State Proficiency Standards vs. Overall Student Achievement, NAEP 2009 (PDF)
  5. Idaho Student Achievement and State Education Spending, 2000-2013 (PDF)
  6. NAEP Reading and Mathematics 2003-2013: Idaho vs. the Other States (PDF)
  7. Does NAEP Support an Expectation that Implementing Tiered Licensing Leads to Higher Achievement? No! (PDF)
  8. How Idaho 8th graders compared to international 8th graders on TIMSS 2011 (PDF)
  9. National Assessment Governing Board (NAEP) does not set “national goals for education” (PDF)
  10. School Improvement Surveys for K-12 Students, Parents and Staff  [HTML]
  1. NAEP RESULTS FOR 2013; IDAHO GRADES 4, 8 AND 12 [HTML]
  2. NAEP achievement levels: Interpret and use with caution  (PDF)
  3. ISAT/SBAC field test 2014 vs. NAEP 2013: Achievement level scores (PDF)
  4. SAT scores are statistically unsuitable for cross-state comparisons (PDF)
  5. TIMSS 2011 advanced benchmarks: United States vs. other education systems, grades 4 and 8 (PDF)
  6. Mapping study 2013: State proficiency standards vs. student achievement (PDF)
  7. What percent proficient or advanced means in the new ISAT (PDF)
  8. ISAT 2015 scale score to percentile rank tables (PDF)
  9. The relationship between the rigor of a state's proficiency standard and student achievement in the state. (ERIC)
  10. NAEP RESULTS FOR 2015: IDAHO GRADES 4, 8 AND 12 [HTML]
  1. Achievement level results can contradict scale score results: An example from NAEP (16-001)
  2. Idaho's ISAT/SBAC grade 10 graduation requirement is unreasonable (16-002)
  3. Scale scores are needed to understand achievement test results (16-003)
  4. Idaho vs. other “poor states” and the nation in per-pupil spending, FY 2013 (16-004)
  5. ISAT 2016 scale score to percentile rank tables (PDF)
  6. Idaho's ISAT/SBAC percentile results,  2015-2016 (PDF)
  7.  MS Excel calculators for (1) effect sizes and (2) percentiles (ZIP File) [2019-08-30]
  8. The IRI and the Idaho reading initiative, 2016  (PDF)
  9. Biology and chemistry achievement in Idaho high schools, 2015 and 2016 (PDF)
  10. Albertson Foundation survey 2017 - brief comments (PowerPoint)
  1. SBAC/ISAT percent proficient vs. percentiles gives different pictures of student achievement (PDF)
  2. ISAT 2017 scale score to percentile rank tables  (PDF)
  3. Biology and chemistry achievement in Idaho high schools, 2015-2017  (PDF) (
  4. Average score contradicts percent proficient on state vs. national  comparisons: Examples, 2015 grade 8 mathematics (PDF)
  5. Idaho percentile results for the SBAC English language arts and mathematics tests, 2015-2017, grades 3-8 and 10. (ERIC)
  6. Idaho's ISAT/SBAC effect size results - 2015 to 2017 (PDF) [Feb. 19, 2018]
  7. Idaho percentile results for mathematics and reading, NAEP 2007-2017 (PDF) [April 20, 2018]
  8. What issues must we tackle to move Idaho schools up from “48th place”? (PDF) [May 5, 2018]
  9. NAEP Mathematics and Reading “Effect Size” Results for Idaho Demographic Groups, Grades 4 & 8, 2009-2017  (PDF) [May 21, 2018]
  10. NAEP RESULTS FOR 2017: IDAHO GRADES 4 AND 8 [HTML]
  1. The role of “high performance standards” in American education (PDF) [2018-06-18]
  2. Idaho's "Honesty Gap" that never was, is now moot (PDF) [2018-06-26]
  3. Idaho vs. National Public: NAEP mathematics strands, 2009 to 2017, grades 4 & 8 (PDF) [2018-07-01]
  4. Idaho vs. National Public: NAEP reading strands, 2009 to 2017, grades 4 & 8 (PDF) [2018-07-01]
  5. ISAT 2018 scale score to percentile rank tables  (PDF) [2018-07-14 Rev.]
  6. IRI Scale Score to Percentile Rank & NCE, K-3, Fall 2018 (PDF)  (pdf)
  7. IRI Scale Score to Percentile Rank & NCE, K-3, Spring 2019 (PDF)
  8. ISAT 2019 scale score to percentile rank tables (PDF) [2019-08-23]
  9. ISAT 2019 effect sizes (2015-2019) (PowerPoint Show) (PDF) [2019-09-09]
  10. ISAT 2019 percentiles (2016-2019) (PDF) or  PowerPointShow (Math) (English)   [2019-09-16]
  1. NAEP RESULTS FOR 2019: IDAHO GRADES 4 AND 8 (HTML) [2019-08-20]
  2. EOC 2019 High School Biolog and Chemistry Results (PDF) [2019-10-01]
  3. Reporting College Entrance Exam (SAT) Scores (PDF) [2020-03-21]
  4. Idaho SAT Results by School, 2019 (MS EXCEL) [Ver. 3, Revised 2020-06-21]
  5. Percentile Ranks and Normal Curve Equivalents (NCEs) (PDF) [2020-06-12]
  6. Idaho Reading Indicator: IRI Scale Score to Percentile Rank & NCE, K-3, Fall 2020 (PDF) [2020-12-12]
  7. Pandemic Impacts Idaho K-3 Reading [Fall IRI 2018, 2019, 2020] (PDF) [2021-01-24]
  8. NAEP 2019 - Grade 4 Reading - Gaps in Black Student Average Scores Across Jurisdictions (PDF) 2021-07-25
  9. NAEP 2019 - Grade 8 Math - Gaps in Black Student Average Scores Across Jurisdictions (PDF) 2021-07-25
  1.  Idaho Reading Indicator: IRI Scale Score to Percentile Rank & NCE, K-3, Spring 2021 (PDF) [2021-08-23]
  2.  Idaho K-3 Reading Achievement vs. The COVID Pandemic (2019 vs. 2021) (PDF) [2021-08-23]
  3.  ISAT 2019 scale score to percentile rank tables (PDF) [2021-08-31]
  4.  Idaho English/Mathematics vs. COVID Pandemic ISAT2021 (PDF) [2021-09-07]
  5. Idaho Reading Indicator: IRI Scale Score to Percentile Rank & NCE, K-3, Spring 2022 (PDF) [2022-07-15]
  6. Reading Effect Sizes for All Students, Female Students, and Male Students, K-3, Idaho Reading Indicator (IRI) 2019-22 (PDF) [2022-08-22]
  7. coming soon

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