Probability Flashcards

1
Q
A
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2
Q

Sample Space

A

Set of all possible outcomes

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3
Q

Probability

A

Outcome of a random phenomenon is the proportion of times the outcome would occur in a very long series of repetition

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4
Q

Venn Diagram

A

Probability

Represents probability using area (2+ events)

P(S)=1

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5
Q

Tree Diagram

A

Probability

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6
Q

Independent

A

One event does not change the probability of another event

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7
Q

P(S)=1

A

Area within a venn diagram

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8
Q

P(A&B)=P(A)P(B)

A

Testing for Independence (Probability)

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9
Q

P(AorB)=P(A)+P(B)-P(A&B)

A

Disjoint/Mutually Exclusive

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10
Q

Conditional Probability

A

The probability of A, given B

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11
Q

Complement of an event

A

(1-p)

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12
Q

Mutually Exclusive/Disjoint

A

Events cannot occur at the same time

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13
Q

Continuous Random Varibale

A

Graphed by a density curve (ex. normal curve)

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14
Q

Discrete Random Variable

A

x has a amount that is countable for possible values

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15
Q

Binomial Distribution

A

f

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16
Q

Independence

A

f

17
Q

PDF

A

binompdf(n,p,k)

n= trials

p= probability of success

k= number of successes

18
Q

CDF

A

binomcdf(n, p, k)

n= trials

p= probability success

k= number of successes