div class=trans-pagebuttonPage 1button div class=trans-image a href=https:reader042fdocumentsinreader042viewer20220306115adaa9f07f8b9a6d318d0c2fhtml5page1jpg target=_blank amp-img class=trans-thumb alt=Page 1: Print - ucill…kaorushadish-sullivan12pdf · · 2012-06-04PSYCHOLOGICAL SCIENCE William R Shadish and KristynnJ Educational Testing Service and Shadish et al 2002 src=https:reader042fdocumentsinreader042viewer20220306115adaa9f07f8b9a6d318d0c2fhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divpIn Harris Cooper Ed-in-Chief APA Handbook of Research Methods in Psychology Volume 1 pp 23-52 2012pdivdiv class=trans-pagebuttonPage 2button div class=trans-image a href=https:reader042fdocumentsinreader042viewer20220306115adaa9f07f8b9a6d318d0c2fhtml5page2jpg target=_blank amp-img class=trans-thumb alt=Page 2: Print - ucill…kaorushadish-sullivan12pdf · · 2012-06-04PSYCHOLOGICAL SCIENCE William R Shadish and KristynnJ Educational Testing Service and Shadish et al 2002 src=https:reader042fdocumentsinreader042viewer20220306115adaa9f07f8b9a6d318d0c2fhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 3button div class=trans-image a href=https:reader042fdocumentsinreader042viewer20220306115adaa9f07f8b9a6d318d0c2fhtml5page3jpg target=_blank amp-img class=trans-thumb alt=Page 3: Print - ucill…kaorushadish-sullivan12pdf · · 2012-06-04PSYCHOLOGICAL SCIENCE William R Shadish and KristynnJ Educational Testing Service and Shadish et al 2002 src=https:reader042fdocumentsinreader042viewer20220306115adaa9f07f8b9a6d318d0c2fhtml5thumbnails3jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=trans-pagebuttonPage 4button div class=trans-image a href=https:reader042fdocumentsinreader042viewer20220306115adaa9f07f8b9a6d318d0c2fhtml5page4jpg target=_blank amp-img class=trans-thumb alt=Page 4: Print - ucill…kaorushadish-sullivan12pdf · · 2012-06-04PSYCHOLOGICAL SCIENCE William R...