Two words that quite commonly get confused are analysis and analyse. Should we say I carried out an analyse or I carried out an analysis? These exercises will help you decide.
Exercise 1: click on this link to see examples of analyse.
Now find the sort icon 
and click on it. You’ll see this – click on 1 (left context) as shown then on ‘GO’.
What word most often comes before analyse? What are some classic academic nouns that follow analyse?
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Exercise 2: now click on this link to see examples of analysis. What types of word normally go before analysis? Where does this word often appear in a sentence? Do you notice anything else about the use of this word?
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Now try the ‘analyse or analysis‘ questions