Question 10 The graph below shows a quadratic function of the form y= ax2+box+c
Which statements about this graph are true? Choose ALL that are correct
The function represented in this graph has a zero of 2
B
The "a" coefficient of the equation represented in this graph is negative.
This graph has two x-intercepts,
D
This araph has a vertex of (-1.61)

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.