Author Question: In which situation would the addition of a don't know response be most advisable? a. A retail store ... (Read 49 times)

Pineappleeh · **on:** Jun 29, 2018

In which situation would the addition of a don't know response be most advisable?
a. A retail store randomly selects names from the customer database.
b. A department store randomly selects respondents from the local telephone directory.
c. A convenience store hands out questionnaires to every fifth customer.
d. Both a and b.
e. a, b, and c.

Question 2

What is the upper limit on the number of scale positions?
a. 5
b. 7
c. 9
d. 10
e. There is no limit.