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On one page of a telephone directory , t...

On one page of a telephone directory , there were 200 telephone numbers . The frequency distribution of their unit place digit (for example , in the number 25828573 , the unit place digit is 3 ) is given in the following table .
`{:("Digit",0,1,2,3,4,5,6,7,8,9),("Frequency",22,26,22,22,20,10,14,28,16,20):}`
Without looking at the pencil is placed on one of these numbers, i.e., the number is chosen at random. What is the probability that the digit in its unit place is 6 ?

Text Solution

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The correct Answer is:
`0.07`
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