From the frequency distribution table shows the number of working hours of workers in 23 1 week creates a hit phone GSM displays the number of hours of work of workers as follows:
The frequency distribution table shows the number of hours worked by employees 23 people in one week to create hysteresis call gram shows the number of hours worked by workers below.
From the frequency table shows the number of hours of work of workers 23 people in 1 weeks to build Hui สโทร program shows the number of hours of work of workers as follows: