S = getgenbank('M10051'); data = S.Sequence; save('genetic.mat','data'); length(data) ans = 4723 data(5:25) ans = ggctgcgcggccgggtcggtg data(25:50) ans = gcgcacacgagaaggacgcgcggccc clear whos load('genetic.mat'); whos Name Size Bytes Class Attributes data 1x4723 9446 char a = input('Search for (1) all instances, (2) first only, or (3) last only'); Search for (1) all instances, (2) first only, or (3) last only2 a a = 2 B = [ 1, 2, 5; 3, 6, 8; 4, 7, 9] B = 1 2 5 3 6 8 4 7 9 B(2,3) ans = 8 B(1:3,2) ans = 2 6 7 1:9 ans = 1 2 3 4 5 6 7 8 9 3:2:21 ans = 3 5 7 9 11 13 15 17 19 21 cos(4,5) {Error using cos Too many input arguments. } cos([4,5]) ans = -0.6536 0.2837 i ans = 0.0000 + 1.0000i i >= 8 ans = 0 [out1, out2] = exfun4(4, 5) Name Size Bytes Class Attributes c 1x1 8 double out1 1x1 8 double out2 1x1 8 double s 1x1 8 double val3 1x1 8 double out1 = 37.2000 out2 = 0.2500 [a, b] = exfun4(4, 5) Name Size Bytes Class Attributes c 1x1 8 double out1 1x1 8 double out2 1x1 8 double s 1x1 8 double val3 1x1 8 double a = 37.2000 b = 0.2500 c = 2.3 c = 2.3000 if (round(c) == c) disp('whole number'); else disp('not whole number'); end not whole number round(2) ans = 2 edit exam1_scores.m s = [83, ... 87, ... 82, ... 92, ... 90, ... 100, ... 85, ... 98, ... 97, ... 90, ... 96, ... 75, ... 90, ... 98, ... 91, ... 89, ... 90, ... 88, ... 88, ... 87, ... 86, ... 100, ... 97, ... 86, ... 91, ... 97, ... 92, ... 94, ... 82, ... 100, ... 76, ... 68, ... 78, ... 84, ... 97, ... 97, ... 82, ... 82, ... 84, ... 72, ... 77, ... 94, ... 92, ... 93, ... 96]; plot(s) s2 = sort(s); plot(s2) min(s3) {Undefined function or variable 's3'. } min(s2) ans = 68 max(s2) ans = 100 sum(s2)/length(s2) ans = 88.7333 length(s2) ans = 45 length(s2) / 2 ans = 22.5000 s2(22:23) ans = 90 90 median(s2) ans = 90 stem(s2) exi {Undefined function or variable 'exi'. } exit