← HR Metrics·Performance & Development
Nine-Box Distribution
Distribution of employees across the 9-box grid
How it’s computed
COUNT(employees) GROUP BY box_position
What the evidence shows
Evidence (effect sizes, priors, validity) is syncing from Principia.
Run it on your data
This metric is computed in the People Analytics Toolbox on your own numbers. See pricing — posted, no quotes.
sources: toolbox:metrics-catalog
What the literature says
The measurement literature behind this signal — sourced, so you can defend it.
“Having employee tenure in years is useful, and yet you can see that almost every employee has a different tenure. If you were to count now by column E, you would not get a useful table or graph. In this example, what you want to do is count those employees with tenure less than…”
— People Analytics For Dummiesmatch 51%
“The following examples show the relative distributions of the most recent performance appraisal ratings of BPD employees in various locations. The first is with three data sets, shown in Figure 3.9 , and the second is with five, shown in Figure 3.10 . One can easily distinguish…”
— Statistics for Compensationmatch 50%
“TABLE 3.14 FREQUENCY DISTRIBUTION OF SALARY SURVEY DATA FOR OPERATIONS MANAGERAnnual Salary ($000)No. of Incumbents90–1001100–1102110–1203120–1302130–1401140–1502150–1601160–1700170–1801FIGURE 3.25 HISTOGRAM OF SALARY SURVEY DATA FOR OPERATIONS MANAGER [image "image"…”
— Statistics for Compensationmatch 50%
Resources: People Analytics For Dummies · Statistics for Compensation