How find modal height

How find modal height height dw• and result

  • -1
modal class = 146-148
l (lower term) = 146
h (height) = 2
f= 9
f1 = 12
f2 = 9
MODE = l + [ f1 -f0 / 2(f1) - f0 -f2 ] *h
            =146 + [ 12-9 / 2(12) - 9 - 9 ] *2
            =146 + [ 3 / 24 - 18 ]  * 2
            =146 + [ 3 / 6 ]  *2
            =146 + [ 1 / 2  *  2 ]
            =146 + 1
            =147  is the modal height      ANSWER                    
  • 1
modal class-146-148
using formula

146+12-9
       24-9-9
=146+3
         6
=146.5
hope it helps
  • 0
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