Author Question: When researchers want to divide a set of items into a known number of clusters, the clustering ... (Read 91 times)

anjilletteb · **on:** Jun 29, 2018

When researchers want to divide a set of items into a known number of clusters, the clustering technique that should be used is _______________ clustering.
a. k-means c. varimax
b. principal components d. hierarchical

Question 2

The symbol for the Pearson product-moment correlation coefficient is

Indicate whether the statement is true or false

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

Answer to Question 1

A
k-means clustering tells the cluster analysis program how many clusters the researcher wants.

Answer to Question 2

F
The symbol for the Pearson product-moment correlation coefficient is r.