Question

Which is not a sound practice to use for conducting interviews, which is the fourth step of a scientific poll?
A) training each interviewer to use an appropriate tone of voice and word choice
B) calling randomly chosen phone numbers from randomly chosen area codes
C) conducting in-person interviews and telephone interviews in the same poll

Answer 1

The practice which is not sound in conducting individuales is C) conducting in-person interviews and telephone interviews in the same poll.

In-person interviews deliver the most representative results. Telephone surveys provide a good alternative but  they need using a larger sample.

Answer 2

Answer:

the answer is c

Explanation: