Question

Three coins are tossed 200 times
Number of tails 0 1 2 3
Frequency 35 45 42 78
Compute the probability
(1) at least 2head
(2) all head

Answer 1

$probablity \: of \: getting \: at \: least \: 2 \: heads \: = \frac{80}{20} \\ probablity \: of \: getting \: all \: heads \: = \frac{35}{20}$


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