Identifying Sources of Error
ACT · Flashcards · Application
ACT · FLASHCARDS
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QUESTION
Identify the error in the inequality:
−
3
<
−
2
-3 < -2
−
3
<
−
2
implies
3
>
2
3 > 2
3
>
2
.
QUESTION
Find the error in the slope calculation:
m
=
y
2
−
y
1
x
2
−
x
1
=
2
−
2
3
−
1
=
1
m = \frac{y_2 - y_1}{x_2 - x_1} = \frac{2 - 2}{3 - 1} = 1
m
=
x
2
−
x
1
y
2
−
y
1
=
3
−
1
2
−
2
=
1
.
QUESTION
Identify the error source if a table lists
0.52
0.52
0.52
but the lab notebook shows
0.25
0.25
0.25
for the same trial.
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ANSWER
Transcription/data entry error. Numbers don't match between original and final records.
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