Calcul a average for price of cars

AWARDED
Bids
7
Avg Bid (USD)
$111
Project Budget (USD)
$30 - $250

Project Description:
explanation :


I am creating a script in PHP which need to give a average correct


all this data follow a Gausien repartition ... but some prices are not correct and too lower or too higher... so it dommage the reliability of the average.

As it's a Gaussian curve law... Could you give me the formula to calculate the average price ?


could you help me if i provide you example of data ?

thanks for you help

If you are php coder it's a good advantage.

Skills required:
PHP, Statistics
About the employer:
Verified
Public Clarification Board
Bids are hidden by the project creator. Log in as the employer to view bids or to bid on this project.
You will not be able to bid on this project if you are not qualified in one of the job categories. To see your qualifications click here.


$ 180
in 12 days
$ 135
in 2 days
$ 100
in 2 days
Hire aladinooo
$ 30
in 1 days
Hire WZhP7Td52
$ 250
in 1 days
Hire Data8Hunter
$ 50
in 7 days
Hire JepBo
$ 30
in 0 days