Rectangle A has length 12 and width 8. Rectangle B has length 15 and width 10. Rectangle C has length 30 and width 15.
1. Is Rectangle A a scaled copy of Rectangle B? If so, what is the
scale factor?
2. Is Rectangle B a scaled copy of Rectangle A? If so, what is the
scale factor?
3. Explain how you know that Rectangle C is not a scaled copy of
Rectangle B.
4. Is Rectangle A a scaled copy of Rectangle C? If so, what is the
scale factor?

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