You spill a small amount of a chemical (an acid) on the floor during lab. What should you do?
O Ignore it until the end of class.
o Sweep it up with a broom and a dustpan.
Tell the teacher, then follow classroom
procedures for dealing with hazardous waste.
Tell the teacher, put on gloves, then clean the
spill with paper towels and put them in the
chemical waste container,
DONE

answer: expected value of x = 1.0

step-by-step explanation:

p(x=0) = 0.25

p(x=1) = 0.50

p(x=2) = 0.25

expected value for x = 0×0.25 + 1×0.5 + 2×0.25 = 1.0

what does x eaqual

step-by-step explanation:

it will cost dollar $540

the living room is 3 which means if we divide 325/3 then we get $108

therefore if 1part of the living room cost $108 and 3 costed $325

then total 5part of the room will cost 5*108 which gives $540

i believe the correct answer is option 4.principalities were small territories that were run by russian rulers.

which statement correctly defines principalities in northern asia in the 1200s? principalities were small territories that were run by russian rulers.

hope i could ! : )