Andrew estimated the weight of his dog to be 60 lb. The dog’s actual weight was 68 lb.
What was the percent error in Andrew’s estimate? Round your answer to the nearest tenth of a percent.
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OpenStudy (gabbyalicorn):
68-60 = 8 ?
OpenStudy (gabbyalicorn):
Um, hello...
OpenStudy (anonymous):
Hello
jabez177 (jabez177):
Off topic.
OpenStudy (gabbyalicorn):
^.^ ikr
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OpenStudy (anonymous):
do 60 divided by 8
OpenStudy (anonymous):
And your answer will be?
jabez177 (jabez177):
Brain smart. I'll give you a go. I'll watch.
OpenStudy (gabbyalicorn):
7.5
OpenStudy (anonymous):
Thanks this is my first time
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OpenStudy (anonymous):
ok 7.5
OpenStudy (anonymous):
now move the decimal 2 places to the left and what is the number?
OpenStudy (gabbyalicorn):
75.
OpenStudy (anonymous):
Almost
OpenStudy (anonymous):
Sorry if i am confusin you i am new to this stuff
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jabez177 (jabez177):
Two spaces to the right.
OpenStudy (gabbyalicorn):
-3- wait so.... 750. ?
OpenStudy (anonymous):
No
OpenStudy (anonymous):
move 2 decimal places to the left to get a %
OpenStudy (gabbyalicorn):
.75
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OpenStudy (anonymous):
Dam
I just got myself confused
OpenStudy (anonymous):
let me do the math give me a sec
OpenStudy (gabbyalicorn):
k
OpenStudy (anonymous):
ok i got the answer
OpenStudy (anonymous):
so you divide 60lb by 8
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OpenStudy (anonymous):
and get 7.5
OpenStudy (gabbyalicorn):
right..
OpenStudy (anonymous):
round that to the nearest 10th
OpenStudy (gabbyalicorn):
8.0
OpenStudy (anonymous):
correct
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OpenStudy (anonymous):
now move the decimal over 2 places left
OpenStudy (gabbyalicorn):
.080
OpenStudy (anonymous):
correct now you have the error percent
OpenStudy (anonymous):
so the answer will be?
OpenStudy (gabbyalicorn):
80%
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OpenStudy (anonymous):
close
OpenStudy (gabbyalicorn):
.80%
OpenStudy (anonymous):
0.08 is what percent?
OpenStudy (gabbyalicorn):
8%
OpenStudy (anonymous):
Correct! :D
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OpenStudy (anonymous):
that is the answer
OpenStudy (gabbyalicorn):
:D hazaa!
OpenStudy (anonymous):
:D YAY
OpenStudy (anonymous):
any more?
OpenStudy (gabbyalicorn):
yes alot more sorry :(
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