Answer:
percentile rank of x =
number of values before x 100
--------------------------------------------------- x ----------
number of total values on the dot plot 1
Step-by-step explanation:
you divide the number of values before x over the number of total values on the dot plot, and divide the quotient by 100 to get your percentile.
and
both have a common denominator, so you can combine them into a single fraction:

You cannot simplify this fraction further:
- - - - - - - - - - - - - - - - - - - -
Answer:

- - - - - - - - - - - - - - - - - - - - -
Answer:
-6
Step-by-step explanation:

Answer:
option A.) y-3 = 1/16 (x-2)^2
Step-by-step explanation:
we know that
If the axis of symmetry is parallel to the y-axis, then we have a vertical parabola
The equation of a vertical parabola is equal to

where
(h,k) is the vertex
In this problem we have
(h,k)=(2,3)
p=4
substitute

-3...idk what your asking...but on a number line, 3 places to the left of zero is negative three