When you toss a coin, you assume that the chances of getting a head or a tail are equal. But if you toss a coin 10 times, you know that you might not get exactly 5 heads and 5 tails. What percent of the time do you get that result? Is it different if you tossed the coin 100 times? 1000 times? Apr 13, 2016 · That will be the first case of TH. The first number has a geometric distribution with parameter p=1/2, as does the second. So it's the sum of 2 r.v.s, each with mean 1/p=2 for a total of 4. 2. For the HH case, say there are some number of tails until the first heads. That would also be geometric. If the next toss is heads, it's done.

What is the probability of having three girls followed by two boys? 11.3 [Conditional Probability and "And" Problems pt.2] If you are dealt two cards successively (w/replacement on the first) from a standard 52-card deck, find the probability of getting: (a) a heart on the first card and a diamond on...Given: Jason tossed a fair coin 3 times. What is . Sample space : {HHH, TTT, HHT, TTH, THT, HTH, THH, HTT} Number of possible outcomes = 8. The favorable outcomes of getting a head and two tails in any order (HTT,THT,TTH)=3. Since, Probability= Hence, the probability of getting a head and two tails in any order=

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