Question

In a simultaneously toss of four coins . What is the probability of getting (i) Less than 2 heads . 2. Exactly 3 head 3. More than 2 heads

Answer 1

Answer:

coins tossed= 4

possible results= HHHH,HHHT,HHTT,HTTT,TTTT

=5 RESULTS

1. chance of getting less than 2 heads= 2

probablity = possible outcomes/ total outcomes

=2/5

2. chance of getting exact 3 heads= 1

probablity = possible outcomes/ total outcomes

=1/5

3. chanc3 of getting more than two heads= 2

probablity = possible outcomes/ total outcomes

=2/5

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