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Statistics
Statistics deals with collecting, organizing, and interpreting numerical data. An important aspect of statistics is the analysis of population characteristics inferred from sampling.
36,755 Questions
What kilometers equal to in feet?
One inch = 2.54 centimeters, so one foot is 30.48 centimeters. Invert. One centimeter = 0.03281 feet, so one meter = 3.281 feet, so one kilometer = 3281 feet.
Apella was the official title of the popular assembly in the Ancient Greek city-state of Sparta, corresponding to the ecclesia in most other Greek states
The number of new cars built worldwide each?
World wide car production statistics:
year Worldwide car production 2009 51,971,328 2008 52,940,559 2007 54,920,317 2006 49,886,549 2005 46,862,978 2004 44,554,268 2003 41,968,666 2002 41,358,394 2001 39,825,888 2000 41,215,653 1999 39,759,847Data herein taken from:
Worldometer - world statistics: http://www.worldometers.info/cars/
3 out of 4?
What is the probability of getting one head if 3 coins are tossed?
3/8
* * * * *
That is the probability of getting EXACTLY 1H. The prob of getting one (or more) head is 7/8
Does adding stocks decrease a portfolios standard deviation and risk?
It depends on the standard deviation and risk of the new stock.
Who does this kriegsmarine service number m5040 belong to?
Sound either German or Dutch navy, kriegs means military and marine means marine on both language's.
What is the digit on the side called in a mixed number?
It's a whole number and the fraction is just that, a fraction.
Given the numbers 12345 and 6 how many numbers of different permutations of lining up the letters?
6! = 6*5*4*3*2*1 = 720
What is the probability of not drawing a black six from a deck of cards?
Probability of not drawing a black six from a deck of cards = 1 - probability of drawing a black 6 = 1 - 2/52 = 50/52 = 25/26.
Why normal distribution curve does not touch each other?
A single curve cannot touch "each other" since "each other" implies two curves.
How many three digit numbers will be there which are divisible by 13?
Well, let's see . . .
13 x 8 = 104. That's the smallest one.
13 x 76 = 988. That's the biggest one.
So all of the multiples of 13 ... from the 8th to the 76th ... are 3-digit numbers.
That's the same as saying: "The first 76 multiples except for the first 7."
So there are (76 - 7) = 69 of them.
What do you do when you get two medians that are not the same?
Add them together and divide it by 2
e.g medians:
2 + 3 = 5
5 / 2 = 2.5
Median is 2.5
Hope that helped. :)
How do you calculate the confidence interval for a population mea?
It's a mystery. need detetive conan.
