Interpreting Data from Diagrams
ACT · Flashcards · Recall
ACT · FLASHCARDS
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QUESTION
What is the definition of average rate of change between $ (
x
1
x_1
x
1
,
y
1
y_1
y
1
) $ and $ (
x
2
x_2
x
2
,
y
2
y_2
y
2
) $?
QUESTION
Which option best describes an outlier on a scatterplot diagram?
QUESTION
What is the formula for calculating the mean of a data set?
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ANSWER
Mean =
∑
x
n
\frac{\sum x}{n}
n
∑
x
, where
x
x
x
is each value and
n
n
n
is the number of values. Sum all values and divide by the count of values.
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