If an investment of $40,000 is earning an interest rate of 12.00%, compounded annually, then it will take for this investment to reach a value of $66,610.25—assuming that no additional deposits or withdrawals are made during this time.

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