Q.7. Find out the value of mode from the given data (use grouping method): Share with your friends Share 0 Neha Sethi answered this Dear student Clearly, class 30-40 has maximum number of bars.So 30-40 is the modal class.So, l=30,h=10,f=21,f1=22,f2=19Now, Mode=l+f-f12f-f1-f2×h=30+21-2242-22-19×10=30+-101=30-10=20 Regards 1 View Full Answer