88, 89, 86, 90, 83, 81, 89 What is the median number
A 88
B. 89
C 90
D. 86

Please answer this I really need help

Aline passes through the point (–7, 5) and has a slope of 1/2 which is another point that the line passes through?

Aadc is formed by reflecting aabc across line segment ac, as shown in the figure. if the length of ac is 4 units, the area of aadc is square units.

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