Choose the correct answer from the given four options. If $\text{P}(\text{B})=\frac{3}{5},\text{P}\Big(\frac{\text{A}}{\text{B}}\Big)=\frac{1}{2}$ and $\text{P}(\text{A}\cup\text{B})=\frac{4}{5},$ then $\text{P}(\text{A}\cup\text{B})'+\text{P}(\text{A}'\cup\text{B})=$
  • A$\frac{1}{5}$
  • B$\frac{4}{5}$
  • C$\frac{1}{2}$
  • D$1.$
art

Download our app
and get started for free

Experience the future of education. Simply download our apps or reach out to us for more information. Let's shape the future of learning together!No signup needed.*

Similar Questions

  • 1
    Choose the correct answer from the given four options.
    If $\text{P}(\text{A})=\frac{3}{10},\text{P}(\text{B})=\frac{2}{5}$ and $\text{P}(\text{A}\cup\text{B})=\frac{3}{5},$ then $\text{P}\Big(\frac{\text{B}}{\text{A}}\Big)+\text{P}\Big(\frac{\text{A}}{\text{B}}\Big)$ equas:
    View Solution
  • 2
    Choose the correct answer from the given four options.
    If A and B are two independent events with $\text{P}(\text{A})=\frac{3}{5}$ and $\text{P}(\text{A})=\frac{4}{9},$ then $\text{P}(\text{A'}\cap\text{B'})$ equals:
    View Solution
  • 3
    If X is a binomial variate with parameters n and p, where 0 < p < 1 such that $\frac{\text{P(X = r)}}{\text{P(X = n - r})}$ is independent of n and r, then p equals:
    View Solution
  • 4
    The probability distribution of a discrete random variable X is given below:
    $\text{X}:$ $2$ $3$ $4$ $5$
    $\text{P}(\text{X}):$ $\frac{5}{\text{k}}$ $\frac{7}{\text{k}}$ $\frac{9}{\text{k}}$ $\frac{11}{\text{k}}$
    The value of k is:
    View Solution
  • 5
    Choose the correct answer from the given four options.If $\text{P}(\text{A}\cap\text{B})=\frac{7}{10},$ and $\text{P}(\text{B})=\frac{17}{20},$ then $\text{P}\Big(\frac{\text{A}}{\text{B}}\Big)$ equas:
    View Solution
  • 6
    Let X be a discrete random variable. Then the variance of X is:
    View Solution
  • 7
    One ticket is drawn from a bag containing 70 tickets numbered 1 to 70 Find the probability that it is a multiple of 5 or 7:
    View Solution
  • 8
    For the following probability distribution:
    X: -4 -3 -2 -1 0
    P(X): 0.1 0.2 0.3 0.2 0.2
    The value of E(X) is:
    View Solution
  • 9
    If A and B are two events such that $\text{A}\neq\phi,\text{B}=\phi,$ then,
    View Solution
  • 10
    A box contain 100 pens of which 10 are defective. What is the probability that out of a sample of 5 pens draws one by one with replacement at most one is defective?
    View Solution