Series Preface xi Acknowledgments xiii One Overview 1 Two How to Administer the WJ IV ACH 21 Three How to Score the WJ IV ACH 69 Four How to Interpret the WJ IV ACH 87 Five Use and Interpretation of the WJ IV Tests of Oral Language 159 Six Strengths and Weaknesses of the WJ IV ACH 204John O. Willis and Ron Dumont Seven Clinical Applications of the WJ IV ACH 217 Eight Illustrative Case Reports 245 Appendix A Fine Points of WJ IV ACH Administration and WJ IV OL Administration 299 Appendix B Frequently Asked Questions About the WJ IV ACH and the WJ IV OL 311 Appendix C Table for Converting z-Scores (z) to Percentile Ranks (PR) or Standard Scores (SS) 329 References 331 Annotated Bibliography 336 Index 339

Complete coverage of administration, scoring, interpretation, and reportingExpert advice on avoiding common pitfallsConveniently formatted for rapid reference The hands-on guide for confidently administering, scoring, and interpreting the WJ IV® Tests of Achievement Written by Nancy Mather and Barbara J. Wendling—two experts on the topic—Essentials of WJ IV® Tests of Achievement provides step-by-step guidance for administering, scoring, and interpreting the achievement portion of the WJ IV®.Designed to be an easy-to-use reference, the text goes beyond the information found in the WJ IV® test manual to offer full explanations of the tests and clusters on the WJ IV® ACH. This essential guide also explains the meaning of all scores and interpretive features and includes valuable advice on clinical applications and illuminating case studies. Essentials of WJ IV® Tests of Achievement contains: Concise chapters that feature numerous callout boxes highlighting key concepts, bulleted points, and 'Test Yourself' questionsSeparate chapter on the use and interpretation of the WJ IV® Tests of Oral Language and how the WJ IV® ACH and WJ IV® OL can be used together to increase diagnostic utilityExpert assessment of the test's relative strengths and weaknesses This accessible resource highlights the most informative aspects of WJ IV® ACH, points out common errors, and reviews the complexities of administration and scoring the Woodcock-Johnson Tests of Achievement.

Series Preface Acknowledgments One Overview Two How to Administer the WJ IV ACH Three How to Score the WJ IV ACH Four How to Interpret the WJ IV ACH Five Administration and Interpretation of the WJ IV OL Six Strengths and Weaknesses of the WJ IV ACH John O. Willis Seven Clinical Applications of the WJ IV?ACH Eight Illustrative Case Reports Appendix A Fine Points of WJ IV ACH Administration and WJ IV OL Administration Appendix B Frequently Asked Questions about the WJ IV ACH and WJ IV OL Appendix C Table for Converting z-scores (z) to Percentile Ranks (PR) or Standard Scores (SS) References Annotated Bibliography Index