C.
tan(450)
Help please!

I'm being volume of cylinder with 13 in. radius and 30 in height answer choices in pic

15/16 as a decimal rounded to the nearest hundredth

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