Anchor: In some textbooks on evaluation, case studies are synonymous with qualitative data-that is, data that are subjective or judgmental.
Entailed: In some textbooks cast studies are synonymous with data that is subjective or judgemental. 
Contradiction: Case study data is quantitative. 
Contradiction: A boy is sleeping.
Contradiction: The man is doing some cleaning.
Contradiction: You have a lot of spare time, don't you?
Contradiction: He knew that before they reached the shop, everything would be stolen from them.