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Esri Exam EADP19-001 Topic 4 Question 43 Discussion

Actual exam question for Esri's EADP19-001 exam
Question #: 43
Topic #: 4
[All EADP19-001 Questions]

Using the Spatial Analyst IDW (Inverse Distance Weighted) tool an ArcGlS user interpolates a point feature class to a raster. The user notices that some high point values near the edge of the feature class seem to have a dramatic effect on the output.

This occurs even in areas that are far from the high edge values

Which two parameters should the user consider changing in the IDW tool? (Choose two)

Show Suggested Answer Hide Answer
Suggested Answer: D, E

by Cheryl at Apr 27, 2024, 07:26 PM

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Lorriane
6 months ago
Definitely, those two parameters should minimize the dramatic effect.
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Naomi
6 months ago
Agreed, both search radius and power seem logical.
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Aja
6 months ago
Good point, but the power parameter, option C, is also crucial.
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Roy
6 months ago
I think changing the search radius might help, option B.
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Francesco
6 months ago
Yeah, same here, those high edge values are problematic.
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Elvera
7 months ago
I found this question about IDW tool quite tricky.
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