What are four things that cells can do to maintain

To prove p is equal to q using an indirect proof what would your starting assumption be?

Whats the name of the vertical axis

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