Math, asked by bulbul97, 11 months ago

80-90
* The mode of the
mode of the following distribution is 66. What would be the theula
Daily wages (3): 30-40 40-50 50-60 60-70 70-80
Dia nf workers: 8 16 22 28 -
12​

Answers

Answered by amitnrw
7

Given :   Mode of Data = 66 and  daily wages distribution

To find :  Missing frequency

Solution:

Daily wages Workers

30-40         8            

40-50        16

50-60        22

60-70        28  

70-80        f

80 - 90      12

Mode  =     60   +  10 (  28 - 22)/(28 - 22 + 28 - f)

=> 66 = 60 + 10 * 6 / (34 - f)

=> 6 =  10 * 6/(34 - f)

=> 1  = 10/(34 - f)

=> 34 -f  = 10

=> f = 34 - 10

=> f = 24

Missing frequency = 24

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