Statistics Project Problems

<p>For the data set below, find the: </p><ul> <li>mean</li> <li>median</li> <li>range</li></ul> <p>`14`, `21`, `22`, `24`, `24`, `31`, `32`, `33`, `39`, `40` </br><highlight data-color="#666" data-style="italic">Round your answers to 2 decimal places, if necessary.</highlight></p>

<p> For the data set below, find the: </p><ul> <li>mean</li> <li>median</li> <li>mode</li></ul> <p>`16`, `18`, `22`, `23`, `26`, `26`, `28`, `35`, `40` </br><highlight data-color="#666" data-style="italic">Round your answers to 2 decimal places, if necessary.</highlight></p>

<p> For the data set below, find the: </p><ul> <li>mean</li> <li>median</li> <li>range</li></ul> <p>`4`, `8`, `8`, `10`, `15`, `16`, `20`, `22`, `50` </br><highlight data-color="#666" data-style="italic">Round your answers to 2 decimal places, if necessary.</highlight></p>

<p>Students recorded the amount of screen time, to the nearest minute, that they are allowed on weekends.</p><Histogram data-props='{ "min_scale_value": 0, "max_scale_value": 119, "interval": 30, "max_frequency": 10, "gutter": 10, "bar_size": 50, "discrete": true, "title": "Screen Time", "x_label": "Amount of Screen Time (minutes)", "y_label": "Number of Students", "bar_items": [ { "from": 0, "to": 29, "frequency": 4 }, { "from": 30, "to": 59, "frequency": 8 }, { "from": 60, "to": 89, "frequency": 9 }, { "from": 90, "to": 119, "frequency": 6, "highlight": false } ] }'></Histogram> <selectivedisplay data-props='{"show_in_create":true, "show_in_problem_qa": true}'><p>Which of these best describes the shape of the distribution?</p> <div> <ul> <li>Roughly Symmetric</li> <li>Skewed Left </li> <li> Skewed Right</li> </ul> </div></selectivedisplay>

<p>During a recent winter storm, a toy store kept track of the number of customers each day who purchased sleds:</p>`5`, `17`, `21`, `15`, `7` <p>Find the Interquartile Range (IQR).</p>