A fair coin is tossed a fixed number of times. If the probability of getting seven heads is equal to that of getting nine heads, the probability of getting two heads, is

A fair coin is tossed a fixed number times . If the probability of getting seven heads is equal to that of getting nine heads then the probability of getting two heads is

A fair coin is tossed a fixed number times . If the probability of getting seven heads is equal to that of getting nine heads then the probability of getting two heads is

A fair coin is tossed a fixed number of xx.If the probability of getting seven heads is equal to that of getting nine heads,the probability of getting two heads is 15/2^(8) b.2/15 c.15/2^(13) d.none of these

A fair coin is tossed a fixed number of times. If the probability of getting seven heads is equal to that of getting nine heads, find the probability of getting exactly two heads.

A fair coin is tossed a fixed number of times. If the probability of getting five heads is equal to that of getting seven heads, then the probability of getting four heads is

A fair coin is tossed a fixed number of xx.If the probability of getting 7 heads is equal to that of getting 9 heads,then probability of getting 3 heads is

A fair coin is tossed n times . If the probability of getting seven heads is equal to the probability of getting 9 heads , then the probability of getting two heads is

An unbiased coin is tossed is tossed a fixed number of times. If the probability of getting 4 heads equals the probability of getting 7 heads, then the probability of getting 2 heads , is