Author Question: Variables that have drastically different ranges can be standardized for cluster analysis through ... (Read 50 times)

oliviahorn72 · **on:** Jun 29, 2018

Variables that have drastically different ranges can be standardized for cluster analysis through use of a z-transform, which gives all of the variables equal ranges.

Indicate whether the statement is true or false

Question 2

Interviews with respondents that take place in shopping malls are called _____.
a. pretesting
b. mall intercept interviews
c. the drop-off method of surveys
d. mixed-mode surveys

cpetit11 · **Reply #1 on:** Jun 29, 2018

Answer to Question 1

T
The purpose of a z-transform is to convert all of the variables to scales with a mean of 0 and standard deviation of 1.

Answer to Question 2

B