The standard deviation of the set is 5.2
To find standard deviation, we take the square root of the variance.
-x-29=13+2x
-29=13+3x
-42=3x
x=-14
Answer:
-16
Step-by-step explanation:
In this problem, we are adding a negative integer and a positive integer. From this, we already know that the sum will be negative. (- plus + = -)
Since 20 is positive, you can remove the plus sign so your equation looks like
20 - 36
Next, subtract to get -16
~theLocoCoco
Answer:
7.5
Step-by-step explanation:
it's basically just 15 divided by 2