What is the equation of this graph? http://cdn. ple. platoweb. com/PCAP-ASSETS-PROD/902bee9b0c3447 adbf302cdabee11070

this is an link to the picture, im sorry I don't know how to link it so you can see the picture

Which speed is the fastest (use 1 mile ≈ 1.6 kilometers)? a. 12 miles/hour b. 18 feet/second c. 19 kilometers/hour d. cannot be determined

Three times the sum of a number and seven is negative thirty-six. what is the number?

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