Author Question: For causal modeling, _______________ are used to detect linear or nonlinear relationships between ... (Read 102 times)

segrsyd · **on:** Jun 24, 2018

For causal modeling, _______________ are used to detect linear or nonlinear relationships between the independent and dependent variables.
a. descriptive statistics on the data b. scatter charts
c. contingency tables d. pie charts

Question 2

The goal of ___________________ is to use the variable values to identify relationships between observations.
a. unsupervised learning
b. data mining

c. McQuitty's method

d. Ward's method

Tonyam972 · **Reply #1 on:** Jun 24, 2018

Answer to Question 1

b
RATIONALE: For causal modeling, scatter charts can indicate whether strong linear or nonlinear relationships exist between the independent and dependent variables.

Answer to Question 2

a
RATIONALE: In an unsupervised learning application, there is no outcome variable to predict; rather, the goal is to use the variable values to identify relationships between observations.