WGU C955 Applied Probability and Statistics Problem set Exam Questions with all answers Correctly provided Latest 2024/2025
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Course
WGU C955
Institution
WGU C955
WGU C955 Applied Probability and Statistics Problem set Exam Questions with all answers Correctly provided Latest 2024/2025
Farenheit to celsius - correct answer c= 5/9 (f-32)
Celsius to fahrenheit - correct answer f= 9/5 (c+32)
Extrapolation - correct answer making predictions *outside* o...
WGU C955 Applied Probability and Statistics
Problem set Exam Questions with all answers
Correctly provided Latest 2024/2025
Farenheit to celsius - correct answer c= 5/9 (f-32)
Celsius to fahrenheit - correct answer f= 9/5 (c+32)
Extrapolation - correct answer making predictions *outside*
of the range of your data. This is generally a bad idea.
Predictions for data larger than the maximum x-value or smaller
than the minimum x-value of the known data points
Simpson's paradox - correct answer when split up, each data
set can have a pattern which goes away when all the data is
combined.
Can only occur when the sizes of the groups are inconsistent
Population - correct answer the group you want to study
Sampling frame - correct answer the list of people or things
you pull the sample from
Sample - correct answer the subset of the population that is
actually being studied
, Simple random sample - correct answer participants are
randomly chosen from the entire population
Voluntary sample - correct answer researchers invite
everyone in the sampling frame to participate,those who respond
make up the sample.
Cluster sample - correct answer some groups are chosen, all
people within those groups are studied
Stratified sample - correct answer all groups are chosen, only
some people within each group arestudied
P(a)*p(b) - correct answer independent events: p(a and b) =
P(a|b) or p(bia) - correct answer p(a and b) ÷ p(b) or p(a and
b) ÷ p(a)
P(a or b) - correct answer p(a) + p(b) - p(a and b)
Median vs iqr - correct answer skewed data uses these for
center and spread
Histogram - when to use - correct answer based on the shape
of the
Distribution, uses mean +
Standard deviation or
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