Week Two Quiz >>> A sample space is >>> Probability and Statistics: To p or not to p?
1.
Question 1
A sample space is:
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6.
Question 6
If we rolled a fair die a very large number of times, then we would expect the average score to be approximately:
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9.
Question 9
To apply the binomial distribution, there must be a constant probability of success.
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10.
Question 10
If X∼Bin(n,π) then XX is well-approximated by a Poisson(λ=nπ) distribution when:
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2.
Question 2
Probability…
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3.
Question 3
Probabilities of geopolitical events are estimated:
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5.
Question 5
The expectation of any (discrete) random variable XX:
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8.
Question 8
For any Bernoulli random variable, P(X = 0)P(X=0) is:
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9.
Question 9
If X∼Bin(n,π) then E(X)=nπ.
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3.
Question 3
Everyone will agree on the exact probabilities of various geopolitical events.
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4.
Question 4
When there are NN equally likely outcomes in a sample space, where n < Nn<N of them agree with some event AA, then:
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6.
Question 6
If XX represents the score on a fair die, then E(X) is:
10.
Question 10
The Poisson distribution can approximate the binomial distribution under certain limiting conditions.
7.
Question 7
For the family of Bernoulli distributions, \piπ is a: