The floor area of Changi Airport Terminal 4 is stated as 225 000 m2. This value has been rounded
to 5 significant figures. What is the largest and the
smallest possible integer value of the area of
Terminal 4?

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