The temperature measured in kelvin (k) is the temperature measured in celsius (c) increased by 273.15. this can be modeled by the equation k = c + 273.15.
when solved for c, the equation is ?
c = k – 273.15
c = 273.15 – k
c = k + 273.15
c = 273.15k

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