Х 2
Leah bought) pound of trail mix to mak
O
pul
snack bags. She put pound of trail mi
into each snack bag. Which expression
can be used to find how many snack ba
Leah made?

Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics