in an erffort to improve safety in hospital project was conducted to improve the use of abbreviation as prohibited abbriviation should not be used

the following data shows the data collected over 16 month for the use of prohibited abbrivation in the hospital

use thefollowig data to set up

1. mean chart

1. ange chart
2. and comment on the result in the two charts

Use of prohibited (Do Not Use) abbreviations
Month	2021	2022
Jan	22	20
Feb	28	14
Mar	26	11
Apr	12	8
May	23
Jun	50
Jul	40
Aug	33
Sep	18
Oct	33
Nov	83
Dec	25