Author Question: In a scatter diagram, a line that provides an approximation of the relationship between the ... (Read 133 times)

jayhills49 · **on:** Jun 24, 2018

In a scatter diagram, a line that provides an approximation of the relationship between the variables is known as a
a. determination line.
b. trend line.
c. correlation axis.
d. zero-bias line.

Question 2

Which of the following exponential smoothing constant values puts the same weight on the most recent time series value as does a 5-period moving average?
a. = .2
b. = .25
c. = .75
d. = .8