Question

A coin is tossed 10 times where each toss comes up with a head or tail. How many possible outcomes contain at most 3 tails​

Answer 1

Answer:

Insert one rational number between 3.2 and 4.6

Step-by-step explanation:

Insert one rational number between 3.2 and 4.6

Answer 2

Answer:

Total of ways = 64,

with 20 possible ways to toss exactly 3H and

20+15+6+1 = 42 ways to toss at least 3 heads. Probability of tossing at least 3H = 42/64 =21/32 = 0.65625 ~ 65.6%.