%semilogplot
studentno=[15 25 55 115 144];
figure;
semilogy(studentno, 'ms', 'LineWidth', 4, 'MarkerSize', 10);
xlabel('years');
ylabel('log(number of students)');
title('nearly linear');
xlim([0, 6]);

%bar graph
bars=rand(1, 5);
figure;
bar(bars, 'r');
ylim([0, 1]);
title('Bar Graph of 5 Random Values');
