Answer:
<h2>x = -1 and x = 4</h2>
Step-by-step explanation:

Answer:
See Explanation
Step-by-step explanation:
The question is incomplete, as the box plot is not attached.
However, the interpretation of the question is to determine the inter-quartile range (IQR) ; this represents the middle 50% of scores
To answer this question, I will make use of the attached box plot.
IQR is calculated as:

and
are represented by the vertical edges of the rectangle in the box plot. [See attachment]
Reading
and
, we have:


The IQR is:


<em>Hence, the range that describes the middle 50% of the attached plot is 13</em>
Answer:
Step-by-step explanation:
One row has 6 seats
<u>3 rows have:</u>
<u>5 rows have:</u>
A = 30
Answer:
60 = z
Step-by-step explanation:
15 = - 45 + z
15 + 45 = z
60 = z