Answer:
49
Step-by-step explanation: no idea i just evaluated like that
Mrs. Potter’s class was more consistent because their standard deviation of 3 points was lower.
<h3>What is a
statistical dispersion?</h3>
A statistical dispersion is also referred to as degree of dispersion and it can be defined as a measure of the extent to which a numerical value (data) is likely to vary about a mean or an average value.
In Mathematics, there are four measures of dispersion for a data set and these include the following:
In this scenario, we can infer and logically conclude that Mrs. Potter’s class was more consistent than Mr. Jones class because their standard deviation of 3 points was lower.
Read more on standard deviation here: brainly.com/question/24298037
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Answer:
4.0
Step-by-step explanation:
For the first one Y = -6
3x + 2Y = -16
-2y -2y
3x = -18y
— —
3x 3x
Then divide -18y divided by 3X
To get Y= -6
Hope that helped!
