Syntax
=Z.TEST(array, x, [sigma])Arguments
| Argument | Required | Description |
|---|---|---|
array | Required | The data |
x | Required | The value to test |
sigma | Optional | The population standard deviation (the sample standard deviation when left out) |
How to use Z.TEST
Z.TEST takes 2 required arguments and 1 optional argument. Type =Z.TEST( in a cell and SheetsBat shows the arguments as you go. Optional arguments are shown in square brackets; leave them out to use their default.
Examples
Each result below was calculated by the SheetsBat formula engine.
=Z.TEST({3,6,7,8,6,5,4,2,1,9}, 4)Result =Z.TEST({3,6,7,8,6,5,4,2,1,9}, 6)Result Related statistical functions
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- T.TESTReturns the probability from a Student's t test that two samples come from populations with the same mean.
- TRENDReturns values along the least squares straight line that fits the known data.
- TRIMMEANReturns the mean of the values after leaving out a percentage of the smallest and largest ones.
- VAR.PReturns the variance of a whole population.
- VAR.SEstimates the variance from a sample.
- VARAEstimates the variance from a sample, counting text as 0 and TRUE as 1.
- VARPAReturns the population variance, counting text as 0 and TRUE as 1.
- WEIBULL.DISTReturns the Weibull distribution.