The diaper service where you work bills customers once a week. each week, it charges $0.30 each for the first 75° used, and $0.25 each for any additional diapers. how much should you bill a family that use on a diapers last week?

Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain