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Two coins are tossed simultaneously 500 ...

Two coins are tossed simultaneously 500 times, and we get Two heads : 105 times One head : 275 times No head : 120 times Find the probability of occurrence of each of these events.

Text Solution

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The correct Answer is:
(i)P(2 head)=21/100
P(one head)=11/20
P(no head)=6/25
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Knowledge Check

  • Two coins are tossed simultaneously 400 times and we get two heads : 180 times one head : 148 times no head : 72 times . If two coins are tossed at random , what is the probability of getting (i) 2 heads ? (ii) 1 head ? (iii) 0 head ?

    A
    `0.45` , `0.37` , `0.18`
    B
    `0.47` , `0.27` , `0.13`
    C
    `0.40` , `0.30` , `0.10`
    D
    `0.65` , `0.67` , `0.68`

  • Two coins are tossed simultaneously 600 times to get 2 heads , 234 times , 1 head : 206 times , 0 head : 160 times . If two coins are tossed at random , what is the probability of getting at least one head ?

    A
    `(103)/(300)`
    B
    `(39)/(100)`
    C
    `(11)/(15)`
    D
    `(4)/(15)`

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