Rubrics :

4pts 3 pts	For the Check sheet -class intervals are correct and the distribution of data is correct For Histogram- histogram is completely labelled, data are correct and data are appropriately plotted For the control chart, all-important lines and information on the x and y-axis are present and performance is plotted correctly. Conclusion is correctly written with reference to the control chart.
2 -3 pts 2pts	For the check sheet - the class interval is correct but there is 1 or 2 mistakes in the distribution of data. For Histogram histogram is missing 1 or 2 parts /labels while all data. For control chart, all important lines are available but there are minor information that are lacking. Conclusion written lacks many important details as reflected in the control chart or discussion is not made with reference to the control chart presented,
1 pt	For check sheet there are more than 2 mistakes in the class interval and distribution of data For histogram histogram is missing more than 2 parts/labels and data are not properly plotted For control chart the drawing shows lack of understanding on the tool, lines are not complete or labeled. Plotting of data is incorrect .It shows very very less correct answer. No conclusion is given or the conclusion is totally wrong.
0 pt	Answers are all wrong and not related to the question,

2. Kitchen Organizer is a company that focuses on manufacturing plastic and wood type kitchen organizers. The data below is actually the length of a plate organizer that have been gathered during the past 4 days. Considering the data given in cm and with a standard is 52+/5cm, do the following as required. a. Use the data to present the check sheet using 3 class intervals ( 4 pts ) b. Present the histogram using the class intervals indicated in letter a. ( 3 pts ) c. Use the data to present the Control Chart using the average/day. Standard is given above. Also write what conclusion on the results of the control chart. ( 4pts )