A random variable has the following probability distribution:
Write the value of P (X ≥3).
The probability distribution of X is:
We Know that
Therefore
⇒ k+2k+3k+4k=1
⇒ 10k=1
P(X≥3)=P(X=3)+P(X=4)
⇒ 3k+4k
1
A random variable has the following probability distribution:
Write the value of P (X ≥3).
The probability distribution of X is:
We Know that
Therefore
⇒ k+2k+3k+4k=1
⇒ 10k=1
P(X≥3)=P(X=3)+P(X=4)
⇒ 3k+4k