1.

Direction: Two coins are tossed 90 times and data recorded as given in the table. Number of heads in a trial 0 1 2 Frequency 10 25 55 What is the probability of getting two heads?

A.  \[\frac{8}{9}\]                                  
B.        \[\frac{11}{18}\]
C.         \[\frac{5}{18}\]                               
D.        \[\frac{1}{9}\]
Answer» C.         \[\frac{5}{18}\]                               


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