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Not applicable

About Skew Function

Hi anyone can help me to understand the skew function were and all it can be used.

If any help thanks in advance

Harshitha

1 Solution

Accepted Solutions
sunny_talwar

Example:

Script:

Table:

LOAD * Inline [

Dim, Value

A, 10

B, 14

C, 9

A, 15

B, 14

C, 10

A, 20

B, 15

C, 15

A, 15

B, 16

C, 16

A, 15

B, 30

C, 16

];

Capture.PNG

View solution in original post

8 Replies
sunny_talwar

sunny_talwar

Skewness's definition:

Skewness is a measure of symmetry, or more precisely, the lack of symmetry. A distribution, or data set, is symmetric if it looks the same to the left and right of the center point.

Not applicable
Author

Hi Sunny thanks for your reply

where exactly this function can be used can u explain me in detail.

Thanks

Harshitha

gautik92
Specialist III
Specialist III

Hi Sunny,If you can give an example it will be more helpful

arulsettu
Master III
Master III

sunny_talwar

In context of QlikView I may not have a sample readily available. But this is a statistics concept related to Normal Distribution where a 0 skewed data will have Mean = Median = Mode. But a negatively or positively skewed data will not have them equal. Have a look at the image below

normal-distribution-2.gif

pearson-mode-skewness.jpg

Working on a sample in the mean time

sunny_talwar

Example:

Script:

Table:

LOAD * Inline [

Dim, Value

A, 10

B, 14

C, 9

A, 15

B, 14

C, 10

A, 20

B, 15

C, 15

A, 15

B, 16

C, 16

A, 15

B, 30

C, 16

];

Capture.PNG

qv_testing
Specialist II
Specialist II