Untitled

disp("enter the no of observation")
n=input('\')
disp("enter the value of x")
for i=1:n
    X(1,i)=input('\')
end
disp("enter the no of frequency")
for j=1:n
    F(1,j)=input('\')
end
disp("mean of the distribution is ")
M=sum(F.*X)/sum(F)
disp(M)
for i=1:n
    P(1,i)=sum(F)*exp(-M)*M^(X(i))/factorial(X(i))
end
disp("expexted frequencies are")
disp(P)
plot2d(X,P)