Author Question: If two variables, x and y, have a strong linear relationship, then _____. a. there may or may not ... (Read 126 times)

sarasara · **on:** Jun 24, 2018

If two variables, x and y, have a strong linear relationship, then _____.
a. there may or may not be any causal relationship between x and y
b. x causes y to happen
c. y causes x to happen
d. None of the answers is correct.

Question 2

Periodic review inventory systems
a. are less subject to stockouts than corresponding continuous review systems.
b. require larger safety stock levels than corresponding continuous review systems.
c. have constant order quantities.
d. make the coordination of orders for multiple products more difficult.