Ben Blanchard
Chem 1201
Dr. Gilman
Chapter 1.5:
Uncertainty In Measurement
Precision and Accuracy
Precision is the ability to__________________________
a.
hit the target in a small cluster
b.
hit what you aimed for
c.
hit the target
Accuracy is the ability to___________________________
a.
hit the target in a small cluster
b.
hit what you aimed for
c.
hit the target
Accurate?:
Yes
/
No
Precise?:
Yes
/
No
Accurate?:
Yes
/
No
Precise?:
Yes
/
No
Accurate?:
Yes
/
No
Precise?:
Yes
/
No
Sig Figs
Count the number of sig figs in each of the following:
0.00089=
103=
1.030=
Add the following with the correct amount of sig figs
(6.2)(13.9972) =
12.2293 +14 =
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