div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Practice Designing a Controlled Experiment - John Bowne src=https:reader030fdocumentsusreader030viewer202201301261cedd9984640a0a9f27cd53html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: Practice Designing a Controlled Experiment - John Bowne src=https:reader030fdocumentsusreader030viewer202201301261cedd9984640a0a9f27cd53html5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: Practice Designing a Controlled Experiment - John Bowne src=https:reader030fdocumentsusreader030viewer202201301261cedd9984640a0a9f27cd53html5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 4button div class=trans-image amp-img class=trans-thumb alt=Page 4: Practice Designing a Controlled Experiment - John Bowne src=https:reader030fdocumentsusreader030viewer202201301261cedd9984640a0a9f27cd53html5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdiv