how to get the mean for specific rows number of one columns
1 回表示 (過去 30 日間)
古いコメントを表示
1 5
2 7
3 9
1 9
2 7
3 9
if column 1 is month how to get the mean of January only which is 5 and 9 then feb which is 7 and 7 mean then march 9 and 9 mean
Thanks in advance
0 件のコメント
採用された回答
Paul Hoffrichter
2021 年 2 月 22 日
M = [ ...
1 5
2 7
3 9
1 9
2 7
3 9
];
T = array2table( M, ...
'VariableNames',{'Month','Rainfall'});
disp('Table');
disp(T)
Tmean = varfun(@mean,T,'InputVariables','Rainfall',...
'GroupingVariables','Month');
disp('Mean of Rainfall by Month')
disp(Tmean)
Output
Table
Month Rainfall
_____ ________
1 5
2 7
3 9
1 9
2 7
3 9
Mean of Rainfall by Month
Month GroupCount mean_Rainfall
_____ __________ _____________
1 2 7
2 2 7
3 2 9
5 件のコメント
Paul Hoffrichter
2021 年 2 月 22 日
Is this what you want?
plot(Tmean.Month, Tmean.mean_Rainfall, '-bo')
その他の回答 (0 件)
参考
カテゴリ
Help Center および File Exchange で Data Preprocessing についてさらに検索
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!