A survey that asks the respondent to indicate their age and includes response categories of age 20-30 age 30-40 age 40 50 and age 50+ violates which important rule for constructing closed-ended items for naires ?
Options:
Answer:
A survey that asks the respondent to indicate their age and includes response categories of age 20-30 age 30-40 age 40 50 and age 50+ violates which important rule for constructing closed-ended items for naires E. mutually exclusive.
