writer
6,694
edits
Changes
Jump to navigation
Jump to search
Line 21:
Line 21: − + +
no edit summary
2. ar or x is empty.
2. ar or x is empty.
3. ar contains only one value.
3. ar contains only one value.
<math>ZTEST(ar,\mu_0,sigma)= 1-NORMDIST(\bar{x}-\mu_0)/\frac{\sigma}{\sqrt{n}</math>
<math>ZTEST(ar,\mu_0,sigma)= 1-NORMDIST(\bar{x}-\mu_0)</math>
<math>\frac{\sigma}{\sqrt{n}</math>
==Examples==
==Examples==
#'''Example 1'''
#'''Example 1'''