Standard Deviation and Coefficient of Variation for grouped data calculator

11. Matrix Algebra on 17.03.19
1. with variables `[[2x,3y],[3x,4z]]`
2. with complex numbers `[[-5i,3i],[4i,5i]]`
3. with surds `[[1/sqrt(2),sqrt(2)],[4,-5]]`

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Home > Statistical Methods calculators > Standard deviation and coefficient of variation for grouped data calculator

Find Standard Deviation and Coefficient of Variation for grouped data

Type your data in either horizontal or verical format,
for seperator you can use '-' or ',' or ';' or space or tab
for sample click random button

X & Frequency Class & Frequency

Rows :

Click On Generate

Class 2 - 4 4 - 6 6 - 8 8 - 10
Frequency 3 4 2 1
Class 20 - 25 25 - 30 30 - 35 35 - 40 40 - 45 45 - 50
Frequency 110 170 80 45 40 35
Class 10 - 20 20 - 30 30 - 40 40 - 50 50 - 60 60 - 70 70 - 80
Frequency 15 25 20 12 8 5 3
X 0 1 2 3 4
Frequency 1 5 10 6 3
X 10 11 12 13 14
Frequency 3 12 18 12 3
X 1.75 1.72 1.73 1.76 1.71 1.80 1.87 2.34
Frequency 3 2 4 5 6 2 7 1
X 0 1 2 3 4
Frequency 27 9 7 5 2
X 0 1 2 3 4
Frequency 17 9 6 5 3
Class -40 - -30 -30 - -20 -20 - -10 -10 - 0 0 - 10 10 - 20 20 - 30 30 - 40
Frequency 7 10 10 20 57 23 13 10
Class 0 - 2 2 - 4 4 - 6 6 - 8 8 - 10 10 - 12
Frequency 5 16 13 7 5 4
Class 0 - 2 2 - 4 4 - 6 6 - 8 8 - 10 10 - 12
Frequency 2 7 12 19 9 1
Class 15 - 20 20 - 25 25 - 30 30 - 35 35 - 40 40 - 45 45 - 50 50 - 55 55 - 60
Frequency 3 9 14 20 35 9 6 2 2

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