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<p>The cumulative frequency curve above represents daily wages of $60$ male adults in factory $X$. Use the graph to estimate, as accurately as possible,</p>
<ol class="abc-list"><li><div class="list-item-content"><span class="list-item-text">the median daily wage,</span></div></li><li><div class="list-item-content"><span class="list-item-text">the interquartile range,</span></div></li><li><div class="list-item-content"><span class="list-item-text">the $30^{\mathrm{th}}$ percentile,</span></div></li><li><div class="list-item-content"><span class="list-item-text">the number of male adults whose daily wage is less than or equal to $\$45$,</span></div></li><li><div class="list-item-content"><span class="list-item-text">the fraction of the $60$ male adults whose daily wage is more than $\$25$.</span></div></li></ol>

The cumulative frequency curve above represents daily wages of $60$ male adults in factory $X$. Use the graph to estimate, as accurately as possible,

the number of male adults whose daily wage is less than or equal to $\$45$,

the fraction of the $60$ male adults whose daily wage is more than $\$25$.

Statistics - Mean and Standard Deviation for Grouped Data

Question 7bcf64be

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