Loading the lesson
Loading the lesson
Search AllRounder.ai
Search the courses, subjects, tracks, games and features, or jump straight to a page.
Search the courses, subjects, tracks, games and features, or jump straight to a page.
4 cards from this section. Quick, good the night before a test.
What do the terms 𝑛 and 𝑝 represent in the notation 𝑋 ∼ 𝐵(𝑛,𝑝)?
Think about what is needed to describe a trial.
List the possible values that the random variable 𝑋 could take for 𝑛 = 5.
Consider the maximum number of successes.
What does the notation 1 - 𝑝 represent?
It's directly related to the probability of success.
In the expression 𝑋 ∼ 𝐵(𝑛,𝑝), what is 𝑛?
Think of how many times you are flipping a coin.
In an experiment where you flip a biased coin 20 times, with heads appearing with a probability of 0.6, define the notation used for this distribution.
Consider how many total flips there are and what your success probability is.
A student randomly guesses on a quiz with 15 questions, each having 4 choices. Define the parameters and notation for this scenario.
Focus on determining the probability of a correct answer.
4 more questions in this section. Enroll free to practise them all.
Enroll free