When use of telephone exchanges and random numbers to develop a ...

[123654777]

When use of telephone exchanges and random numbers to develop a sample of respondents in a landline phone survey is used, this is called ______.
 Fill in the blank(s) with correct word

Question 2

Knowing the value that someone scores on the principle factor after a varimax rotation tells you _______________ their score on other factors.
 a. the loading coefficient of
  b. the linear combination for
  c. nothing about
  d. the further rotation required to calculate

[jesse.fleming]

Answer to Question 1

random digit dialing

Answer to Question 2

C
Varimax rotation results in uncorrelated factors, so knowing the score for one factor tells you nothing at all about their score on any other factor.

[123654777]

Wow, this really help

[covalentbond]

Gracias!