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(1) Probability and Statistics for fun Flashcards | StudBud
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(1) Probability and Statistics for fun
(1) Probability and Statistics for fun
10 terms
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StudBud Administration
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Flashcards
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Practice quiz
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Questions
10
Answers
1
Identify "µ" and "σ" from this question
µ= 17.15 , σ = 1.82
µ= 100 = 17.15
µ = 100, σ = 1.82
µ= 1.82 , σ = 17.15
2
Sample A = {0,1,2,3} and Sample B = {3,4,5}, what is (AUB)?
{0,1,2,3,3,4,5}
None of the above
{3}
{0,1,2,3,4,5}
3
What is the formula for calculating probability if the order does NOT matter?
n! / r!(n-r)!
r! / n!(n-r)!
n! / (n-r)!
r! / (n-r)!
4
Which kind of a sample is Poisson distribution for?
None of the above
A finite sample
Both of the above
An infinite sample
5
How to find the probability in the shade from this normal distribution?
1 - P(X=202)
P(X=204)
P(X=202)
1 - P(X=204)
6
Which kind of a sample is Binomial distribution for?
Both of the above
A finite sample
None of the above
An infinite sample
7
Sample A = {0,1,2,3} and Sample B = {3,4,5}, what is (A∩B)?
{0,1,2,3,4,5}
{0,1,2,3,3,4,5}
{3}
None of the above
8
What is the formula for calculating probability if the order matters?
n! / r!(n-r)!
r! / (n-r)!
n! / (n-r)!
r! / n!(n-r)!
9
What does x equal to?
0.50
0.48
0.05
1
10
Sample A = {0,1,2,3} and Sample B = {3,4,5}, what is (A∩B')?
{0,1,2,3,4,5}
{0,1,2,3,3,4,5}
{3}
{0,1,2}
