23-09-2020
Mathematics

contestada

What is the probability of tossing 7 Coins and having 4 heads and 3 tails

Respuesta :

23-09-2020

Answer:

35/128

Step-by-step explanation:

7 coins are tossed, each coin has two possibilities therefore total number of possibilities are 2^7 = 128. The possibilities of obtaining 4 heads and 3 tails is 7C4 = 7C3 = 35. Therefore the probability of obtaining 4 heads and 3 tails 35/128.

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