Two classes are going to combine to do a project together. the first class has 24 students and the second class has 21 students.
2 answers:
You might be interested in
Answer:
The value is
Step-by-step explanation:
From the question we are told that
The number of times is n = 20
The probability of getting three or more heads in a row is
The probability of getting three or more heads in a row or three or more tails in a row is
Generally given that it is a fair coin , then
Here P(T) is probability of getting three or more tails in a row
Generally the probability of getting three or more heads in a row and three or more tails in a row is mathematically represented as
=>
=>
Yes. Substitute 2 for x.
We have
We have