Post a New Question

psychology

posted by on .

Suppose that you have developed three new kinds
of hair shampoo, and you want to know how people's preference depends on their
age. Design an experiment to find out.

  • psychology - ,

    You might have people randomly assigned to the three shampoos and block by age.

    Shampoo A B C

    age group 1

    age group 2

    age group 3

    Give each age group shampoos A, B, C. have them use each shampoo for a week and then rate them.

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question