Skewness, Basic Statistics

Assignment Help:

Skewness

It is the comparison of the mean, median and mode can reveal information about the characteristics of skewness.

Definition

The distribution of the data is skewed if the data is not symmetric and  it extends more to one  side than the other. (A distribution of data is symmetric if the left half of its  histogram is roughly the mirror image of its right half.)

Type of skewness

  • Skewed to the left (Negatively Skewed):

The mean and median both lies to the left of the mode.

 

  • Symmetric (which is Zero Skewness):

The median, mean  and mode remains the same.

 

  • Skewed towards the right (Positively Skewed):

The mean and median both lies to the right of the mode.

 


Related Discussions:- Skewness

Index numbers, what isweight and why is it necerary to calculate its index ...

what isweight and why is it necerary to calculate its index numbet

#test, The AM of 10 numbers are 20 and 30 numbers are 60 then find AM of co...

The AM of 10 numbers are 20 and 30 numbers are 60 then find AM of combined data

The smallest total monthly cost , Each month, the firm Cashco has 50% chanc...

Each month, the firm Cashco has 50% chance that an amount of $ 1,000 will be credited In its current account, and a 50% chance that the account is debited $ 1,000. As current accou

Definition of Capital Market, Definition of capital market is termed as a m...

Definition of capital market is termed as a market where shares are traded after an initial issue. Capital market is the market where corporations, companies, and government debt

Determine the hypothesised value, Read Confidence Intervals and P-values in...

Read Confidence Intervals and P-values in Section C of your Lecture Workbook or on Cecil under Assignment Resources. Consider a study to determine ways the response rate in surveys

Statistical quality control, If in a hall there are 18 persons then how man...

If in a hall there are 18 persons then how many handshakes are possible?

Women tend to work out together, You notice at the gym that it appears more...

You notice at the gym that it appears more women tend to work out together, while more men tend to work out alone.  To show whether this difference is significant, you collect data

Association of Attributes, In an examination 600 candidates appeared, boys ...

In an examination 600 candidates appeared, boys outnumbered girls by 16% of all candidates. number of passed candidates exceeded the number of failed candidates by 310. Boys failin

Probability, if you tossed coin 6 times what is probability of getting more...

if you tossed coin 6 times what is probability of getting more than 3 head?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd