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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /291/CH7/EX7.3c | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '291/CH7/EX7.3c')
| -rwxr-xr-x | 291/CH7/EX7.3c/eg7_3c.sce | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/291/CH7/EX7.3c/eg7_3c.sce b/291/CH7/EX7.3c/eg7_3c.sce new file mode 100755 index 000000000..7d4c685ee --- /dev/null +++ b/291/CH7/EX7.3c/eg7_3c.sce @@ -0,0 +1,17 @@ +var = 4;
+num = 9;
+X =[5 8.5 12 15 7 9 7.5 6.5 10.5];
+samplemean= mean(X);
+alpha= 0.005;
+zalpha = cdfnor("X", 0, 1,1-alpha ,alpha);
+//disp(zalpha)
+lowerlim = samplemean - (zalpha*sqrt(var/num))
+upperlim = samplemean + (zalpha*sqrt(var/num))
+disp(upperlim, "to ",lowerlim,"The 95% confidence interval is ", )
+
+alpha= 0.01;
+zalpha = cdfnor("X", 0, 1,1-alpha ,alpha);
+lowerlim = samplemean - (zalpha*sqrt(var/num))
+upperlim = samplemean + (zalpha*sqrt(var/num))
+disp(" to infinity", lowerlim,"The 95% upper confidence interval is " )
+disp(upperlim,"The 95% upper confidence interval is minus infinity to " )
\ No newline at end of file |