1.

The mode of the below data is 97.5 find xclasses -81-85, 86-90, 91-95, 96-100 ,101-105,106-110,111-115frequency- 2,7, 18,36 ,x, 5,3​

Answer»

ANSWER:

Step-by-step EXPLANATION:

MODAL CLASS 86-90

L=85+86/2=85.5

f0=18,f1=36,f2=x,h=5 and mode=97.5

97.5=95.5+36-18/72-18-x*5

2=18/56-x*5

102-2x=90

-2x=-12

2x=12

x=6



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