Question 3 of 10 The graph shows the percentages of different types of lightbulbs shipped to
consumers in North America over three years.
Percentages of Lightbulbs Sold Annually
to Residents in North America, by Type
2015
2014
Halogen
Incandescent
Compact fluorescent
(CFL)
Light-emitting diode
(LED)
2013
0% 10% 20% 30% 40% 50% 60% 70%
Fluorescent
The demand for which kind of lightbulb has decreased during this time

xcvzcxvxzv

explanation:

the answer is; comparing the frequency of collisions with and without the device

this makes the anti-collision system an independent variable and the collisions a dependent variable. if there are fewer collisions with an anti-collision system that without, then it can be stated that the system is a success. essentially, collisions under an anti-collision system are compared with the frequency of collisions by cars with the human drivers.

c

explanation: