The Houston Independent School District offers two different English as a Second Language (ESL) programs for students whose native language is not English and who need to develop and enhance their English language skills (English Language Learners, or ELLs). The Content-Based ESL model (CB-ESL) consists of an intensive program of English…

An item discriminability study of the Iowa Tests of Basic Skills Language Skills tests identified test items that are robust discriminators, psychometrically capable of separating low scorers from higher scorers in the language tests battery. The analysis was conducted by calculating a point-biserial correlation for each item on the four language…

During the 1979-1980 school year, 23 Old Order Amish pupils in the Pleasant Hill School near Bloomfield, Iowa, took the Iowa Test of Basic Skills. On the language arts subtest, five of six third grade students ranked above 50% in capitalization, four ranked above 50% in spelling and punctuation, and three ranked above 50% in usage. Four third…

To gather longitudinal student achievement data from schools utilizing the four-day week, Iowa Tests of Basic Skills (ITBS) grade equivalent scores were obtained in 1984 from five rural Colorado school districts for four consecutive years--two years prior to and two years following the districts' change to the shortened week. A first analysis…

The Iowa Tests of Basic Skills (ITBS), here summarized for administrators, are intended to provide information about the skills development of individual students and about relative strengths and weaknesses of the instructional program. The ITBS represents the first comprehensive elementary school and secondary school statewide testing program in…