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Statistics Chapter 4 Flashcards | StudBud

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7! =

Tree diagrams,permutations rule,&combination rule,determine

Statistics Chapter 4

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Questions 12

Answers

1
Tree diagrams,permutations rule,&combination rule,determine
none of the above
the number of outcomes of statistical observations
number of statistical experiments
statistics
2
7! =
7 * 7 * 7 * 7
7 * 0
7 * 1
7 * 6 * 5 * 4 * 3 * 2 * 1
3
Complement of an event
Probability
Probability that an event will occur
Probability that an event will occur in the future
Probability that an event will not occur
4
Permutations and Combinations are the same thing
true
false
5
three main ways to determine the probability of an event:
method of relative frequency
the method of equally likely outcomes
none of the above
intuition
6
Probability:
an event will occur measured by #s that range from 0 and 100
none of the above
an event will occur measured by #s that range from 0 and 1
an event that ranges from 200 to 1000
7
P(n,r) =
n/r
n!
n! ➗(n - r)!
n * r
8
Law of large numbers:
sample size ↑, frequency = further from probability
Laws about numbers
sample size ↑, relative frequencies =closer to probability
Big numbers
9
This is a :
tree
tree diagram
web
chart
10
C(n,r) =
n*r
n+r/n-r
n! ➗ r!(n - r)!
n
11
An event :
probability
statistics
none of the above
any collection of results or outcomes of a procedure
12
Conditional probability
probability that four events will occur
probability that one event will occur
all of the above
probability that no events will occur