Assignable variation: a) is a sign that a process is under control.
b) is to be identified and investigated.
c) is the same as random variation.
d) is variation that cannot be traced to a specific cause.

sup

step-by-step explanation:

step-by-step explanation:

what grade level is this? need to know so i can look in my old textbooks!

on monday rodney ate 1/4th of the sandwich = 3/12

on tuesday he ate 1/3rd of the sandwich = 4/12

therefore in total he has eaten = 3/12 + 4/12 = 7/12

thus we can say that he has eaten 7/12 of the sandwich on monday and tuesday alltogether.

happy to

pls mark as brainliest.

11.2

step-by-step explanation:

when doing tangent the tangent of the angle is equal to the opposite side from the angle over the adjacent side to the angle.

tan43 = x / 12

move 12 over by multiplying each side by 12

12tan43 = x

x = about 11.2