Answer:
-19
Step-by-step explanation:
-19 is the absolute value of 19
hope this helps
The answer is 3 for all of them
Answer:
1.5
Step-by-step explanation:
The mean is the Middle number.
1 standard deviation in both sides of 7.5 makes it between 6 and 9.
<u>What is the </u><u>"common difference"</u><u> in 6 to 7.5 and from 7.5 to 9?</u>

and

So, we would say the standard deviation is 1.5
Answer choice A is right.
Answer:
Median is 83
Range: 61
Step-by-step explanation:
The median is the number in the middle. The range is the max. number subtracted from the min number.
Answer:
A 21 mm
Step-by-step explanation:
u have to divided and then subtract