A GIS analyst receives a dataset of precipitation change over the past five years, by country, for the entire world. The analyst is creating a map that will display this information. A requirement of the map is to preserve the area of each country.
Which projection should be used?
A GIS analyst has run Ordinary Least Squares (OLS) regression on a dataset for the country of India in order to determine contributing factors to a phenomenon. While the analysis results seem reliable, there is an asterisk on the Koenker statistic in the output report of the OLS.
Which tool does this asterisk suggest the analyst should run next?
An attribute table contains three columns with details of monthly rainfall for three consecutive years. A GIS analyst wants to compare the total rainfall, mean rainfall, and the minimum and maximum rainfall for each year.
Which tool should the analyst use to most efficiently compare this tabular data?
A GIS analyst is about to run analysis using multiple feature layers from the current map. They want to do one final check to ensure which feature classes do and do not have definition queries as expected.
How should the analyst check this most efficiently?