I just feel like giving free points. I know someone may report this question but anyways.

For how answer my question this will be the last question can you answer in math subject

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

Answer! if you don’t mind, can you explain