odoo/addons/hr_evaluation/hr_evaluation_demo.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
    <data noupdate="1">

    	<record id="hr.employee1" model="hr.employee">
            <field name="evaluation_plan_id" ref="hr_evaluation_plan_managersevaluationplan0"/>
        </record>

        <record id="hr.employee2" model="hr.employee">
            <field name="evaluation_plan_id" ref="hr_evaluation_plan_managersevaluationplan0"/>
        </record>

        <record id="hr.employee3" model="hr.employee">
            <field name="evaluation_plan_id" ref="hr_evaluation_plan_managersevaluationplan0"/>
        </record>

    </data>
</openerp>