Answer:
Option C. failing to reject a false null hypothesis
Step-by-step explanation:
Type II error states that Probability of accepting null hypothesis given the fact that null hypothesis is false.
This is considered to be the most important error.
So, from the option given to us option C matches that failing to reject a false null hypothesis.
Answer:

Step-by-step explanation:
The graph in the attachment is a quadratic function whose vertex is in the fourth quadrant.
The coordinates of a point in the fourth quadrant is of the form 
Considering the options, the vertex must have coordinates
and
.
The quadratic function in vertex form is written as;

Therefore the equation of the quadratic function is;

The correct answer is option D
Answer:
The answer is in the web link
Step-by-step explanation:
1.) https://shsmrward.weebly.com/uploads/1/0/0/3/10037735/independentdependent_ak.pdf