div class=trans-pagebuttonPage 1button div class=trans-image a href=https:reader042fdocumentsinreader042viewer20220315145ce6598a88c993812f8c4d72html5page1jpg target=_blank amp-img class=trans-thumb alt=Page 1: Sheet 1 · Class Interval o - 20 20-40 40-60 60-80 80 - 100 100 - 120 Frequency fi 10 Class mark Xi 10 30 50 70 90 110 50 50 50 - 30 20 2060 + 30 fl + 70 h src=https:reader042fdocumentsinreader042viewer20220315145ce6598a88c993812f8c4d72html5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divp Sheet 1p pA1p pA2pdivdiv class=trans-pagebuttonPage 2button div class=trans-image a href=https:reader042fdocumentsinreader042viewer20220315145ce6598a88c993812f8c4d72html5page2jpg target=_blank amp-img class=trans-thumb alt=Page 2: Sheet 1 · Class Interval o - 20 20-40 40-60 60-80 80 - 100 100 - 120 Frequency fi 10 Class mark Xi 10 30 50 70 90 110 50 50 50 - 30 20 2060 + 30 fl + 70 h src=https:reader042fdocumentsinreader042viewer20220315145ce6598a88c993812f8c4d72html5thumbnails2jpg width=142 height=106 layout=responsive amp-imga divpA3p pA4pdivdiv class=trans-pagebuttonPage 3button div class=trans-image a href=https:reader042fdocumentsinreader042viewer20220315145ce6598a88c993812f8c4d72html5page3jpg target=_blank amp-img class=trans-thumb alt=Page 3: Sheet 1 · Class Interval o - 20 20-40 40-60 60-80 80 - 100 100 - 120 Frequency fi 10 Class mark Xi 10 30 50 70 90 110 50 50 50 - 30 20 2060 + 30 fl + 70 h src=https:reader042fdocumentsinreader042viewer20220315145ce6598a88c993812f8c4d72html5thumbnails3jpg width=142 height=106 layout=responsive amp-imga divpA5p pA6pdivdiv class=trans-pagebuttonPage 4button div class=trans-image a href=https:reader042fdocumentsinreader042viewer20220315145ce6598a88c993812f8c4d72html5page4jpg target=_blank amp-img class=trans-thumb alt=Page 4: Sheet 1 · Class Interval o - 20 20-40 40-60 60-80 80 - 100 100 - 120 Frequency fi 10 Class mark Xi 10 30 50 70 90 110 50 50 50 - 30 20 2060 + 30 fl + 70 h...