<p>Teachers at a middle school record the percent of their students who have returned their permission slip for the end of the year field trip to the beach.</p><p>They want to describe the distribution in terms of its clusters and gaps.</p><Histogram data-props='{ "min_scale_value": 20, "max_scale_value": 100, "interval": 10, "max_frequency": 10, "gutter": 10, "bar_size": 30, "continuous": true, "title": "Permission Slips", "x_label": " Percent", "y_label": " Number of Teachers", "bar_items": [ { "from": 20, "to": 30, "frequency": 3 } , { "from": 30, "to":40, "frequency": 4 }, { "from": 40, "to":50, "frequency": 0 },{ "from": 50, "to":60, "frequency": 0 },{ "from": 60, "to":70, "frequency": 0 },{ "from": 70, "to": 80, "frequency": 5 }, { "from": 80, "to": 90, "frequency": 10 }, { "from": 90, "to": 100, "frequency":0} ] }'></Histogram><selectivedisplay data-props='{"show_in_create":true, "show_in_problem_qa": true}'><p>Yes or No:</p><ul><li>There is a gap from `20` to `50`</li><li>There is a cluster from `70` to `90`</li></ul></selectivedisplay>