Author Question: For causal modeling, _____ are used to detect linear or nonlinear relationships between the ... (Read 74 times)

mydiamond · **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

A chart for a normally distributed random variable shows that one sample mean is outside the control chart limits. The probability that this happened by chance is:
a. 0.9554.
b. 0.5000.
c. 0.9974.
d. 0.0300
e. 0.0026