C. Because you have to look for the greatest number. Disregard whether it is negative or positive. Since you are looking for steepness. That does not matter.
Answer:
x=21−7y?
Step-by-step explanation:
I don't really know what else to do
I do believe that it is the second one I’m not 100% sure but I’m pretty sure it is
The method for computing a z-score is
, where x is the crude score,
is the mean population, and
seems to be the <em><u>standard population difference.</u></em>
- The Z value of x is a number
are defined where SD is the standard deviation. - Here, we consider series as scores of students of colleges in New Zealand for their artistic abilities.

following are the calculation of the Z scores:

Using formula:
Calculating the Raw scores:

Learn more:
brainly.com/question/12865701