briansalazar17
05.11.2020 •
Mathematics
Find the standard deviation for the given sample data. Round your answer to one more decimal place than the original data.
18 18 18 9 15 5 10 5 15
A) 1.6
B) 5.1
C) 5.8
D) 5.4
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Ответ:
D) Standard deviation is 5.41
Step-by-step explanation:
We are given
count N = 9
Sum ∑xi = 113
Mean = ∑xi /N = 12.55
Standard deviation =
where i = 1 to 9
upon substituting the values we get
Standard deviation =
= 5.41
Ответ:
cubic
Step-by-step explanation: