Andrew began work at 6: 45 am. he went to lunch at 11: 30 am. after lunch, andrew returned to work at 12: 30 pm and worked until 3: 15 pm. how many hours and minutes did andrew work? 3 hours, 30 minutes 7 hours, 30 minutes 8 hours, 0 minutes 8 hours, 30 minutes

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

Round each decimal to the nearest thousandth. a. 5.39562 b. 0.12345 c. 5634 d. 18.93763

Problem 2. find the exact value of the remaining trigonometric functions. sketch theangle 8 for each problem. (3 points each)(a) tan 0 =o is in quadrant 2