Physics — Unit 1 — Test 1

For X~Binomial(n=20,p=0.1), which is the correct pair (E[X], Var[X])?

For X~Binomial(n=50,p=0.02), which is the correct pair (E[X], Var[X])?

For X~Binomial(n=40,p=0.6), which is the correct pair (E[X], Var[X])?

For X~Binomial(n=25,p=0.4), which is the correct pair (E[X], Var[X])?

For a Poisson(λ=2) variable, which statement is true?

For a Poisson(λ=5) variable, which statement is true?

For a Poisson(λ=7) variable, which statement is true?

For a Poisson(λ=10) variable, which statement is true?

For a Poisson(λ=0.5) variable, which statement is true?