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1
An analytical evaluation of two common-odds ratios as population indicators of DIF
Iowa City, Iowa : American College Testing Program, 1995“…ACT research report series…”
Format: Book
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2
A quadratic curve equating method to equate the first three moments in equipercentile equating
Iowa City, Iowa : American College Testing Program, 1994“…ACT research report series…”
Format: Book
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3
Trends in advanced mathematics and science course taking and achievement among ACT-tested high school students, 1987-1996
Iowa City, Iowa : ACT, Inc., 1997“…ACT research report series ;…”
Format: Book
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4
A comparison study of the unidimensional IRT estimation of compensatory and noncompensatory multidimensional item response data
Iowa City, Iowa : American College Testing Program, 1988“…ACT research report series…”
Format: Book
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5
Factors affecting student persistence : a longitudinal study
Iowa City, Iowa : American College Testing Program, 1992“…ACT research report series ;…”
Format: Book
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6
Score gains on retesting with the ACT assessment
Iowa City, Iowa : ACT, 1998“…ACT research report series ;…”
Format: Book
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7
Interpreting differences between mean ACT Assessment scores
Iowa City, Iowa : ACT, 1998“…ACT research report series…”
Format: Book
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8
A comparison of the Angoff, Beuk, and Hofstee methods for setting a passing score
Iowa City, Iowa : American College Testing Program, 1989“…ACT research report series…”
Format: Book
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9
Gender differences in performance on mathematics achievement items
Iowa City, Iowa : American College Testing Program, 1987“…ACT research report series…”
Format: Book
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10
Linear models for item scores : reliability, covariance structure, and psychometric inference
Iowa City, Iowa : American College Testing Program, 1993“…ACT research report series ;…”
Format: Book
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11
A general model for item dependency
Iowa City, Iowa : American College Testing Program, 1987“…ACT research report series…”
Format: Book
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12
Measurement comparability of paper-and-pencil and multimedia vocational assessments
Iowa City, Iowa : ACTþ, 1999“…ACT research report series…”
Format: Book
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13
Incremental validity of ACT Assessment scores and high school course information for freshman course placement
Iowa City, Iowa : American College Testing Program, 1993“…ACT research report series ;…”
Format: Book
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14
Differential test and item performance of talented youth and high school seniors on the ACT
Iowa City, Iowa : American College Testing Program, 1990“…ACT research report series…”
Format: Book
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15
A framework for developing assessments that aid instructional decisions
Iowa City, Iowa : American College Testing Program, 1993“…ACT research report series ;…”
Format: Book
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16
Sampling variability and generalizability of Work Keys Listening and Writing scores
Iowa City, Iowa : American College Testing Program, 1996“…ACT research report series ;…”
Format: Book
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17
A comparison of the effects of random versus fixed order of item presentation via the computer
Iowa City, Iowa : American College Testing Program, 1989“…ACT research report series…”
Format: Book
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18
Science course taking, out-of-class science accomplishments, and achievement in the high school graduating class of 1998
Iowa City, Iowa : ACT, Inc., 2000“…ACT research report series ;…”
Format: Book
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19
Trends in ACT mathematics and science reasoning achievement, curricular choice and intent for college major : 1995-2000
Iowa City, Iowa : ACT, Inc., 2001“…ACT research report series ;…”
Format: Book
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20
Trends in advanced mathematics and science course taking and achievement among ACT-tested high school students, 1987-1996
Iowa City, Iowa : ACT, Inc., 1997“…ACT research report series…”
Format: Book