PLEASE ANSWER

A teacher collected data on the science and math final exam scores for a group of students.

What is the best explanation for the cluster of students shown on the graph?

A. No students scored above 90 on both exams.
B. One student scored exactly 60 on both exams.
C. All the students scored between 60 and 100 on both exams.
D. More than half the students scored between 70 and 80 on both exams.

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