The correct question is
<span>Yuri computes the mean and standard deviation for the sample data set 12, 14, 9, and 21. he finds the mean is 14. his steps for finding the standard deviation are below. what is the first error he made in computing the standard deviation
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see the picture in the attached figure N 1we know that
The formula for Sample Standard Deviation is indicated in the attached figure N2
in this problem
n=4 and Yuri had to divide in the formula by 3
therefore
the answer is Yuri divided by n instead of n -1
Answer:
He vaulted 170 inches
Step-by-step explanation:
To get the answer you take 14 and multiple by 12 because there are 12 inches in every foot when you multiple you get 168 then you add 2 because it says 2 inches then you are left with 170 inches
Hope this helped
5280/25, ignoring the remainder, equals 211. That's the answer
Perimeter of Rectangle = 2W + 2L
20 = 2W + 2L = 4 sides
20/4 = 5
5' × 5'
Answer:
lol it's 267,526
Step-by-step explanation:
hope this helps!