The 2015 edition of the "Annual Condition of Education Report" includes a rich set of information about the status of Iowa's K-12 education system. The report provides valuable feedback about Iowa's students, educators and school districts across a number of statewide measures. They include changes in student populations and…

This 27th edition of the "Annual Condition of Education Report" includes a rich set of information to evaluate the current status of the education system in Iowa. Data in the report provide important information about Iowa's students, teachers and schools from multiple perspectives. It includes information such as demographic…

Genetic liability to autism spectrum disorder (ASD) can be expressed in unaffected relatives through subclinical, genetically meaningful traits, or endophenotypes. This study aimed to identify developmental endophenotypes in parents of individuals with ASD by examining parents' childhood academic development over the school-age period. A cohort of…

The Annual Condition of Education Report provides a wide range of state-level data, including shifts in student populations and demographics, teacher salaries and characteristics, student achievement results, and school financial information. A few examples of the categories presented in this 22nd edition report include: (1) Enrollment; (2) Early…

"Scaling" is the process of constructing a score scale that associates numbers or other ordered indicators with the performance of examinees. Scaling typically is conducted to aid users in interpreting test results. This module describes different types of raw scores and scale scores, illustrates how to incorporate various sources of…

The stability of reading performance, as measured by the Metropolitan Achievement Tests, Iowa Tests of Basic Skills, and Iowa Tests of Educational Development, was studied using students in grades 1 through 7 and grades 9 and 11. A reading vocabulary test and a reading comprehension test are included in all three test batteries. The standard…

This year the Center on Education Policy (CEP) analyzed data on the achievement of different groups of students in two distinct ways. First, it looked at grade 4 test results to determine whether the performance of various groups improved at three achievement levels--basic and above, proficient and above, and advanced. Second, it looked at gaps…

Correlations between the achievement test scores of 2,000 entering freshmen in 1977 and measures of college performance were similar to those reported for tests of the college entrance type. These results provide support for the predictive validity of the Iowa Tests of Basic Skills and the Iowa Tests of Educational Development achievement test…

VARIOUS PERFORMANCE PATTERNS WERE STUDIED TO DETERMINE IF EARLY LIMITED FAILURE LEADS TO GENERALIZED FAILURE IN A NUMBER OF AREAS. THE SUBJECTS, 258 DISADVANTAGED URBAN CHILDREN FROM FOUR SCHOOL DISTRICTS IN IOWA, HAD ONE OR MORE SCORES ON THE IOWA TEST OF BASIC SKILLS (ITBS) AT OR BELOW THE 33D PERCENTILE ON NATIONAL NORMS. THEIR PERFORMANCES ON…

In their effort to provide quality programing for their diverse student body, the Des Moines Public Schools continually evaluate their teaching and student outcomes. This report presents results about student performance on the following tests: (1) Iowa Tests of Basic Skills (ITBS); (2) Iowa Tests of Educational Development (ITED); (3) American…

This general achievement trends profile includes information that the Center on Education Policy (CEP) and the Human Resources Research Organization (HumRRO) obtained from states from fall 2008 through April 2009. Included herein are: (1) Bullet points summarizing key findings about achievement trends in that state at three performance…

The relationship was investigated between test scores obtained from the Iowa Tests of Basic Skills (ITBS) and the Iowa Tests of Educational Development (ITED), and the grade point average (GPA) at the high school and college level. The data used were unique in providing a longitudinal comparison of college students' performance with the results of…

This general achievement trends profile includes information that the Center on Education Policy (CEP) and the Human Resources Research Organization (HumRRO) obtained from states from fall 2008 through April 2009. Included herein are: (1) Bullet points summarizing key findings about achievement trends in that state at three performance…

Recent trends in achievement test scores among elementary and secondary school students in Iowa are examined. Form 7 of the Iowa Tests of Basic Skills (ITBS) was used to measure the achievement of students in grades 3 and 7; and Form X-7 of the Iowa Tests of Educational Development (ITED) was used for 11th graders. These grade levels were chosen…

The goal of the district assessment program of the Des Moines (Iowa) school district is to provide information which improves teaching and increases learning. Students participate in a number of assessment activities, including norm-referenced, standardized tests, college entrance examinations, Advanced Placement Tests, the district's…