Author Question: The sum of the percent frequencies for all classes will always equal a. one. b. the number of ... (Read 49 times)

nenivikky · **on:** Jun 24, 2018

The sum of the percent frequencies for all classes will always equal
a. one.
b. the number of classes.
c. the number of items in the study.
d. 100.

Question 2

To select a value for for exponential smoothing
a. use a small when the series varies substantially.
b. use a large when the series has little random variability.
c. use a value between 0 and 1
d. All of the alternatives are true.