The XYZ supermarket sells fresh milk supplied by a fresh milk company from Negeri Sembilan. Recently, a quality assurance check suggested that the amount of milk supplied is significantly different (less or more) from the quantity stated within the contract .
As a Quality Assurance Officer, discuss on one of the points below and comment on at least two of your coursemates’ posts:
- In your own words, what does it mean by significantly different.
- State the null and alternative hypothesis statements for this case study.
- Do you suggest a one tail or two tail test?
- Do you have any other suggestion(s) on handling this test?