How to shade a portion of a graph

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Kyle Langford
Kyle Langford 2022-3-5
评论： Kyle Langford 2022-3-5
How can I shade under the curve, and after x=1.25?
x=[-3:.1:3]; %
Y=normpdf(x,0,1);
plot(x,Y,'b')
xlim([-3 3])
ylim([0 0.4])
hold on
index=[1.25:3] %area i want shaded
fill(x,Y,index,'g')

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采纳的回答

David Hill
David Hill 2022-3-5
x=[-3:.1:3]; %
Y=normpdf(x,0,1);
plot(x,Y,'b')
xlim([-3 3])
ylim([0 0.4])
hold on
area(x(x>=1.25),Y(x>=1.25),0,'EdgeColor','none','FaceColor','b')

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