Ask Question
17 January, 10:55

Assume the random variable X has a binomial distribution with the given probability of obtaining a success. Find the following probability, given the number of trials and the probability of obtaining a success. Round your answer to four decimal places. P (X≤2), n=5, p=0.8

+1
Answers (1)
  1. 17 January, 13:32
    0
    0.0579

    Step-by-step explanation:

    P (X≤2) = P (X=0) + P (X=1) + P (X=2)

    P (X≤2) = ₅C₀ (0.8) ⁰ (0.2) ⁵ + ₅C₁ (0.8) ¹ (0.2) ⁴ + ₅C₂ (0.8) ² (0.2) ³

    P (X≤2) = 0.00032 + 0.0064 + 0.0512

    P (X≤2) = 0.0579
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “Assume the random variable X has a binomial distribution with the given probability of obtaining a success. Find the following probability, ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers