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PSAT Math · Flashcards · Application
PSAT MATH · FLASHCARDS
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QUESTION
Identify the association type if points trend upward from left to right.
QUESTION
Using
y
=
−
x
+
7
y=-x+7
y
=
−
x
+
7
, what is the predicted
y
y
y
-value when
x
=
9
x=9
x
=
9
?
QUESTION
Which prediction method is used when
x
=
12
x=12
x
=
12
but the data only cover
x
x
x
from
3
3
3
to
10
10
10
?
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ANSWER
Extrapolation.
x
=
12
x=12
x
=
12
exceeds the data range of
3
3
3
to
10
10
10
.
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