This function applies to independent samples student's t-tests.
If the function is used in the data load script, the values are iterated over a number of records as defined by a group by clause.
If the function is used in a chart expression, the values are iterated over the chart dimensions.
ZTestw_upper (grp, value [, sig [, eq_var]])
Return data type: numeric
|The sample values to be evaluated. The sample values must be logically grouped as specified by exactly two values in |
|The field containing the names of each of the two sample groups. If a field name for the group is not provided in the load script, the field will automatically be given the name Type.|
|The two-tailed level of significance can be specified in sig. If omitted, sig is set to 0.025, resulting in a 95% confidence interval.|
|If eq_var is specified as |
ZTestw_upper( Group, Value )
ZTestw_upper( Group, Value, sig, false )