Question

the following frequency distribution table shows the marks obtained by 100 Student find the value of x and draw histogram​

Answer 1

x = 20 , Histogram attached

Step-by-step explanation:

6 + x + 46  + x +  8  = 100

=> 2x + 60 = 100

=> 2x = 40

=> x = 20

Marks            f

0 - 20            6

20 - 40         20

40 - 60         46

60 - 80          20

80 - 100        8

Histogram: a graphical display of data using bars of different heights. It is similar to a Bar Chart, but a histogram groups numbers into ranges

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Answer 2

x = 20

6 + x + 46 + x + 8 = 100

2x + 60 = 100

2x = 100 - 60

2x = 40

x = 40 ÷ 2

x = 20