Question

Three coins are tossed simultaneously 200 times with the following frequencies of different outcomes: Outcome 3 heads 2 heads 1 head No head Frequency 23 72 77 28.find the probability of getting three heads, two heads and one tail. at least two heads​

Answer 1

Step-by-step explanation:

A = event that 2 heads come up while tossing 3 coins simultaneously.

Number of times 2 heads come up =72 ....given

Total number of times the coins were tossed =200 ...given

Probability =Number of times 2 heads come up /Total number of times the coins were tossed

72/200 = 9/25

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