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Distributions Revision
Distributions Revision
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StudBud Administration
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Yr 13 Probability Distributions #distribution #ncealevel3 #statistics
Flashcards
8 cards
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Questions
8
Answers
1
Which is not a probability distribution?
Triangular
Trinomial
Normal
Uniform
2
Binomial: independent, two outcomes, probability the same for each trial and ..................
A fixed number of trials
5 to 15 trials
The mode is included
Standard deviation
3
If a question mentions the standard deviation, it is most likely the ........... Distribution
Normal
Binomial
Triangular
Poisson
4
Probability that more than 7 chickens stopped laying?
Use CD with x = 7
Use PD with x = 7
Use CD with x = 7 and subtract from 1
Use CD with x = 8
5
Probability that at least 6 cats need their claws cut
CD mode with x = 6
PD mode with x = 6
CD mode with x = 6 but subtract from 1
CD mode with x = 5 but subtract from 1
6
For which distribution does the mean change according to the size interval?
Poisson
Normal
Binomial
Triangular
7
Probability that exactly 4 cats need their nails cut
CD mode but subtract from 1
PD mode
CD mode
8
Probability that less than 5 surfers were attacked?
Use PD with X = 5
Use CD with X = 4
Use CD with X = 5
Use CD with X = 4, subtract from 1
