Lily was building towers with her legos. the first tower that she built had only 1 lego. the second tower had 8 legos. the towers that she built after that had 27 and then 64 legos. how many legos would the 100th tower have

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