The output will be a JSON-encoded array. Each array element contains the following JSON object:
The count
represents the number of values
The no-spec
represents the number of values without spec
The in-spec
represents the number of values within spec bandwidth
The offspec-internal
represents the number of values off-spec in the internal spec range
The offspec-external
represents the number of values off-spec in the external spec range
The avg
represents the average of all the values of the field
The stddev
represents the standard deviation of all the values of the field
The cp
represents the Cp value
The cpk
represents the Cpk value
The pp
represents the Pp value
The ppk
represents the Ppk value
The lcl
represents the Computed value: Average - 3x standard deviation
The ucl
represents the Computed value: Average + 3x standard deviation