Question

question posted

Answer 1

@primeralph

Answer 2

Look at the list of lifetimes that they list. How many are in the 300s, how many are in the 400s, and how many are in the 500s?

Answer 3

d3 in 300's 5 in 400's and 1 in 500's

Answer 4

oh option E??

Answer 5

Right, except there are 2 in the 500s

Answer 6

right sorry.

Answer 7

So the left graph should have a height of 3, the second will have a height of 5 and the right one will have a height of 2. Which graph matches this?

Answer 8

E

Answer 9

Exactly right.

Answer 10

ok related to this problem, it gives u numbers and it asks u to find he "mean lifetime" which is just the mean right? :p

Answer 11

am I right

Answer 12

Yes, it could depend on the context, but if they give you a bunch of lifetimes and ask for the mean lifetime, you just find the mean