7) shawna made a trip to the recycling plant
and back. the trip there took five hours
and the trip back took two hours. she
averaged 45 mph faster on the return trip
than on the outbound trip. what was
shawna's average speed on the outbound
trip?

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83

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