[Chapter 9]

Mary wanted to buy a new notebook for her study and she collected advice from her classmates and good friends before making purchase. She bought a Samsung notebook after receiving some positive word-of-mouth information from her good friends.

Question 1

When decision making is based on low effort like Mary's case, how does the law of small numbersbias judgements based on the availability heuristic?

Question 2

Explain to Mary the major differences between the high-effort hierarchy of effects and the low- effort hierarchy.