I need to read a file .txt with this format…
1945; 6937;N;000 1946; 6976;N;000 1947; 6987;N;000
how i can read these data i dont know a lot about the sintaxis, pls help and i want plot the year 1945 and the level 6937 Perform linear regression and plot the trend data.
and finally Calculate the slope of the trend.
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