Before we continue let’s introduce a concept a sampling distribution say you have a population of used
cars in a car shop.
We want to analyze the car prices and be able to make some predictions on them.
Population parameters which may be of interest are mean car price standard deviation of prices covariance
and so on normally.
In statistics we would not have data on the whole population but rather just a sample let’s draw a sample
out of that data.
The mean is two thousand six hundred and seventeen dollars and 23 cents.
Now a problem arises from the fact that if I take another sample I may get a completely different mean
three thousand two hundred and one dollars and thirty four cents.
Then a third with a mean of two thousand eight hundred forty four dollars and 33 cents as you can see
the sample mean depends on the incumbents of the sample itself.
So taking a single value as we did in descriptive statistics is definit
1 view
2883
879
2 months ago 00:20:33 1
Цикорий Chicory - benefit harm l Польза или Вред l Цикорий или Кофеин l Что разрушает мозг и печень
2 months ago 00:40:48 1
Doubleheaded Steam Trains
3 months ago 00:22:22 1
🔥 MOSCOW CITY 2024! Real Russia TODAY 🇷🇺 Walking City Tour - 4K HDR
3 months ago 00:05:42 1
Very Aggressive Fish - The Growing Pains of keeping a Wolf Cichlid “Parachromis dovii“
3 months ago 02:00:00 1
Defected Radio Show Best House + Club Tracks Special Hosted by Monki
4 months ago 01:06:54 1
Zelensky’s Regime Collapsing in Ukraine, 9 Officials Fired, Soros Behind It? | Redacted News Live
4 months ago 00:19:03 2
CLEARWATER BEACH FLORIDA 4K WALKING TOUR
4 months ago 00:37:16 1
MEGA SCOOP! Banca centrale Ue ammette di prepararsi al Grande Reset! Di chi sono i soldi in banca?
4 months ago 00:09:56 1
DDR - Yugoslavia 16 September 1962 3/6
4 months ago 01:30:05 1
Will They ALLOW Trump to Win? - LIES Ep 55
4 months ago 00:00:00 1
HIGH ALERT! Multiple American Cities Being Invaded by HIGHLY Organized Illegal Gangs | Redacted News
4 months ago 00:29:13 1
Великое откровение Нострадамуса/Великая Дама,ее миссия/Мессия/Спасительница/Мать Мира/Грядущий Царь
4 months ago 00:06:28 1
Бангкок за 1 день ? Тогда парк Люмпини. Куда сходить? Что посмотреть? Мой обзор