Fit Functions to Real-World Data
Statistics and Probability · Flashcards · Recall
STATISTICS AND PROBABILITY · FLASHCARDS
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QUESTION
What condition on
b
b
b
in
y
=
a
⋅
b
x
y=a\cdot b^x
y
=
a
⋅
b
x
indicates exponential decay?
QUESTION
Which model type is suggested when second differences are constant across equal
x
x
x
steps?
QUESTION
Which model type is suggested by a constant rate of change in a scatter plot?
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ANSWER
Linear model. Constant rate of change means equal
y
y
y
changes for equal
x
x
x
changes.
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