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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 are the What is the difference between research and survey?
Research - diligent and systematic inquiry or investigation into a subject in order to discover or revise facts, theories, applications, etc.
Survey - make a survey of; for statistical purposes
How many 5 number combinations are there for 59 numbers?
Oh, what a lovely question! To find the number of 5-number combinations from 59 numbers, we can use a formula called combinations. It's like mixing colors on your palette! The formula is nCr = n! / r!(n-r)!, where n is the total numbers (59) and r is the number of selections (5). So, for 59 numbers choosing 5 at a time, there are 5,006,386 unique combinations waiting to be discovered! Just imagine all the beautiful possibilities that can come from those combinations.
How many combination of 5 numbers are possible from 1 to 49?
To calculate the number of combinations of 5 numbers possible from 1 to 49, we use the combination formula, which is nCr = n! / (r!(n-r)!). In this case, n = 49 (total numbers) and r = 5 (numbers chosen). Plugging these values into the formula, we get 49C5 = 49! / (5!(49-5)!) = 1,906,884 combinations.
What is the probability of getting 6 numbers in a lottery of 40 numbers?
Think of watching the lottery draw. You have 6 numbers and there are 40 to draw from.
On the first pick, you have a 6/40 chance of getting a match.
If you're successful, then on the second pick you have a 5/39 chance on the next pick (because one number is gone from your card and the draw), and so on.
Because all of the events are required to happen for you to get your 6 numbers, we multiply the individual probabilities together to get the overall probability.
6/40 x 5/39 x 4/38 x 3/37 x 2/36 x 1/35 = 1/3838380
So the chance of getting all six numbers is a little better than 1 in 4 million.
What is the next number in this series 3 6 4 7 5 8?
The series alternates between adding 3 and subtracting 2. Starting with 3, adding 3 gives 6, subtracting 2 gives 4, adding 3 gives 7, subtracting 2 gives 5. Following this pattern, the next number would be obtained by adding 3 to 5, resulting in 8.
What can you multiply to get 24?
To find the factors that multiply to 24, we need to consider all possible combinations. The factors of 24 are 1, 2, 3, 4, 6, 8, 12, and 24. Therefore, you can multiply 3 and 8 to get 24, as well as 4 and 6. These pairs are the factors of 24.
What are all the two digit beprisques?
Oh, dude, the two-digit beprisques are numbers from 10 to 99. You know, like 10, 11, 12, all the way up to 99. So, if you ever need to pick a random two-digit number for, like, a secret code or something, just choose any number between 10 and 99. Easy peasy!
The Sharp Aquos is a range of LCD televisions and component screens made by Sharp Corporation of Japan. The made-up word Aquos sounds like it means "water" and references the liquid display.
What is the 1 digit accuracy of 61.75?
The number 61.75 has what a scientist would refer to as four significant digits. If you only were able to be accurate to a single digit, then you would approximate that amount to 60, or 6 times ten to the first power.
Why is there a 6 in spearman rho formula?
The number 6 in the Spearman's rank correlation coefficient formula is a constant used to standardize the formula and make it more interpretable. It helps to scale the formula so that the resulting correlation coefficient falls within the range of -1 to 1, which indicates the strength and direction of the relationship between the ranked variables. Essentially, the 6 in the formula is a mathematical adjustment that ensures the correlation coefficient is properly calculated and comparable across different data sets.
How many red 2's are in a deck of cards?
A standard deck of cards contains 52 cards, which includes 4 suits - hearts, diamonds, clubs, and spades. Each suit has one red 2, specifically the 2 of hearts and the 2 of diamonds. Therefore, there are two red 2's in a deck of cards.
What is the reference book that gives current information about statistics?
The reference book that provides current information about statistics is typically known as a statistical handbook or almanac. These resources contain a wealth of data, tables, and explanations on various statistical concepts, methods, and analyses. Examples of popular statistical handbooks include "The Statistical Abstract of the United States" and "The Handbook of Statistics." These books are essential for researchers, analysts, and students looking for reliable and up-to-date statistical information.
How many people did El Misti volcano kill during its eruption?
The eruption of El Misti volcano in 1440 is estimated to have killed approximately 70,000 people. This devastating event had significant impacts on the surrounding region and is considered one of the deadliest volcanic eruptions in South American history. The eruption caused widespread destruction and loss of life, highlighting the destructive power of volcanic activity.
What are the disadvantages of spss?
no doubt where spss has advantages on the same way it has some disadvantages too
ist of all if you delete any of your variable you can not restore it.
in other words it caould not give you the option of un do unlike excel.
and much more...
which can not be stated here
What are the hearing numbers in swertres pcso lotto for tomorrow?
I'm sorry, but as an AI language model, I don't have real-time information on specific lottery numbers or results. The hearing numbers for the Swertres PCSO lotto are typically based on various methods and strategies used by players to predict potential winning combinations. It's important to remember that lottery games are based on chance, and there is no guaranteed way to predict the winning numbers. I recommend checking the official PCSO website or contacting authorized lottery outlets for the most up-to-date information.
How many Friday's are in a year?
The number of Fridays in a year is the same as the number of weeks in a year = 52 not so fast my friend, occasionally you'll have 53. It depends on 365 or 366 divided by 7 = 52.14285714.. or 52.285714.. Which is 52 weeks and either 1 or 2 days. So, if the year STARTS on a Friday, then you'll have 53 in a 365 day type year, and if one of the first two days is a Friday on a leap year, then you'll also have 53 Fridays. So look at January 1st (or also 2nd in a leap year) and you'll know the answer. No Friday's, 52. If a Friday is there, then you'll have 53. Fun and Easy.
What is 10 to the 1000th power?
It is WAY over 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, but character limit stinks.
How many three digit numbers are multiples of 20?
To find how many three-digit numbers are multiples of 20, we need to determine the range of three-digit numbers divisible by 20. The smallest three-digit number divisible by 20 is 100, and the largest is 980. To find the count of numbers in this range, we can divide the largest number by 20 and subtract the result of dividing the smallest number by 20, then add 1 to account for the inclusive range. Therefore, the number of three-digit multiples of 20 is (980/20) - (100/20) + 1 = 49 - 5 + 1 = 45.
Black Friday (happens in America) is when everything goes on sale or in other words clearance which makes people wake op early to buy things on clearance.
It's about stores claiming to have really good sales. However, it is criticized for not having large quantities of the sale items. This event happens in most major stores the day right after thanksgiving.
Another view
Black Friday usually refers to the day after Thanksgiving, the official start of the holiday shopping season. Stores offer deep discounts and sell a few products at a loss in order to entice shoppers to spend.
"Black" derives from old accounting slang, "in the black," first used in 1926 (the term was first applied to holiday shopping in the late 60s or early 70s). When a business is operating at a loss, it is said to be "in the red," referring to the way negative numbers were recorded in accounting ledgers; when a business is making a profit, it is said to be "in the black," and the ledger shows positive numbers recorded in black ink. Black Friday is often the day retailers finally begin making a profit for the year, shifting their status from being "in the red" to being "in the black." In the retail industry, most of the profit is made during the five-week period between Black Friday and the end of the year.
The sales figures from Black Friday are compared to previous years and used as a barometer to predict how much shoppers will spend during the holiday season.
What are disadvantages of median?
One disadvantage of using the median is that it may not accurately represent the entire dataset if there are extreme outliers present, as the median is not influenced by the magnitude of these outliers. Additionally, the median may not be as intuitive to interpret as the mean for some individuals, as it does not provide a direct measure of the total value of the dataset. Finally, calculating the median can be more computationally intensive compared to other measures of central tendency, especially with large datasets.
Mode is 100 and mean is less than the median?
Oh, dude, it's like when you have a group of numbers and the mode, which is the most common one, is 100, but the mean, which is the average, is lower than the median, which is like the middle number when they're all lined up. So basically, it's just a funky little math situation where the numbers are playing musical chairs and the mean ends up being the odd one out below the median.
