Author Question: How many ways can five people, A, B, C, D, and E, sit in a row at a concert hall if D and E will not ... (Read 20 times)

mia · **on:** Jul 24, 2018

How many ways can five people, A, B, C, D, and E, sit in a row at a concert hall if D and E will not sit next to each other?

A) 72 B) 24 C) 48 D) 60

Question 2

The ________ of a variable is computed by determining the sum of all the values of the variable in the data set and dividing this sum by the number of observations in the data set.

A) Arithmetic mean B) Median C) Mode D) Geometric mean