STATISTICAL FACTS
40% of American adults believe in the theory of evolution.
A survey, published in The New York Times, states that 47% of dog owners in America sleep with their dogs.
According to the Gallup poll, in 2009, 77% of Americans claim Christianity as their religion (down from 91% in 1948).
The age with the highest number of children in the foster system is 16 (42,272 out of the 510,000 are 16-year olds).
The top 4 types of child maltreatment in 2007 were the following: 59.0 percent were neglected, 10.8 percent were physically abused, 7.6 percent were sexually abused, and 4.2 percent were psychologically abused.
According to Centers for Disease Control and Prevention, in 2007, there were 35,962 diagnosed with AIDS. This brings the total number of AIDS diagnoses in the US and the district of Colombia to 1,018,428.
National Institute on Alcohol Abuse and Alcoholism (NIAAA) estimated the cost for alcohol abuse in the United States in 1998 to be $184,636 millions (the cost includes healthcare and prevention treatments, loss of productivity and earnings, crime and crashes).
G.K. Elio
Tuesday, 25 September 2012
Wednesday, 19 September 2012
World Facts and Stats
Places to See Before They Disappear
Glaciers, Glacier National Park
Mexico City, Mexico
Places to See Before They Disappear
Glaciers, Glacier National Park
United States and Canada
Glacier National Park contains some of the most beautiful, primitive wilderness in the Rocky Mountains. There are more than 200 glacier-fed lakes, high peaks, sheer precipices, large forests, waterfalls, much wildlife, and a great variety of wildflowers. However, temperature fluctuations have caused glacier growth and depletion. Ten thousand years ago, the area of Glacier National Park was covered by ice up to one mile below sea level. The latest warm period has caused the number of glaciers to decrease from 150 in 1850 to 26 today. If current global warming trends continue, there will be no glaciers left in Glacier National Park by 2030.
Venice, Italy
With as many as 40 floods per year between March and September, Venice is slowly sinking at an estimated rate of 2.5 inches every 10 ten years. Venice, a city of beauty and charm, was built as a collection of 118 separate islands, relying entirely on a canal system of about 150 canals, mostly very narrow, crossed by some 400 bridges. A severe flood in December 2008 brought renewed attention to Venice's vulnerable state and imminent fate as an underwater city.
Mexico City, Mexico
In the past 100 years, Mexico City has sunk more than 30 feet. The original city was built on the site of a former lake—the Aztecs built the city on a series of aquatic platforms, but when the Spanish conquered the city, they drained the lake, causing it to sink. As the city population ballooned and the demand for water increased in the 20th century, the government began pumping much of the city's supply out of the underground aquifer that once fed the lake, causing the city to sink further. No practical plan has been made for the future to provide the 22 million inhabitants of Mexico City with the water they need without destroying the city.
G.K. Elio
Monday, 10 September 2012
STATISTICAL FACTS ABOUT CHILDREN
Siblings and Extended Families:
Over 2 million American children live with grandparents or other relatives because their parents cannot care for them. When relatives provide foster care (known as kinship care), siblings can often stay together. Kinship care also improves stability by keeping displaced children closer to their extended families, their neighborhoods, and their schools.
Total Population:
513,000 children were in the U.S. foster care system on September 30, 2005. Most children are placed temporarily in foster care due to parental abuse or neglect.
Age:
Average Age: 10.0 years
6% < 1 year
26% 1-5 years
20% 6-10 years
28% 11-15 years
18% 16-18 years
2% >19 years
G.K. Elio
Siblings and Extended Families:
Over 2 million American children live with grandparents or other relatives because their parents cannot care for them. When relatives provide foster care (known as kinship care), siblings can often stay together. Kinship care also improves stability by keeping displaced children closer to their extended families, their neighborhoods, and their schools.
Total Population:
513,000 children were in the U.S. foster care system on September 30, 2005. Most children are placed temporarily in foster care due to parental abuse or neglect.
Gender:
Male 52%
Female 48%
Female 48%
Average Age: 10.0 years
6% < 1 year
26% 1-5 years
20% 6-10 years
28% 11-15 years
18% 16-18 years
2% >19 years
G.K. Elio
Sunday, 9 September 2012
Testing the Difference between Two Variances
Characteristics of F Distribution
1. The values of F cannot be negative, because the variances are always positive or zero.
2. The distribution is positively skewed
3.The mean value of F is approximately equal to 1
4. The F distribution is a family of curves bases on the degrees of freedom of the variance of the numerator and the degree of freedom of the variance of the denominator.
C.Ordoyo
Characteristics of F Distribution
1. The values of F cannot be negative, because the variances are always positive or zero.
2. The distribution is positively skewed
3.The mean value of F is approximately equal to 1
4. The F distribution is a family of curves bases on the degrees of freedom of the variance of the numerator and the degree of freedom of the variance of the denominator.
C.Ordoyo
Friday, 7 September 2012
COOL STATISTICAL FACTS
1. Only a fraction of the money that individuals put into the lottery is ever used to pay winnings. A large portion of it goes back to the government to spend however they please.
1. Only a fraction of the money that individuals put into the lottery is ever used to pay winnings. A large portion of it goes back to the government to spend however they please.
2. You are
actually 16 times more likely to get killed in a car accident on the way to
purchase your lottery ticket than you are to actually win with the lottery
ticket you buy there!
3.
Statistically, you will be struck by lightning 5,000 times before you ever win
the lottery during your life.
4. If you
buy more lottery tickets, you're not that much more likely to win. Until you
start purchasing thousands of tickets, your odds don't go up that much at all.
5. If you
put $20 a month into buying lottery tickets from age 25 to 65, you'll likely
come out with next to nothing. If you instead put that into a mutual fund, you
would have $93,626.41, after taxes!
6. If every
single person on the planet had purchase a power ball ticket during any one
week, only 44 of them would win the lottery. At least it'd make some small
child in a third world country happy for a while!
7. If you
put $10,000 a week into playing the lottery, it would take you on average 2,809
years to win.
8. You are
over 8000 times more likely to be murdered than playing the lottery. You're
probably more likely to be murdered on the way to purchase you're lottery
ticket than you are to actually win it!
9. You are
213 times more likely to die in your bathtub than you are to win the lottery
and 146 times more likely to die of a fireworks accident than you are to win
the lottery.
G.K. Elio
Thursday, 6 September 2012
STATISTICAL FACTS
According to a study by Swiss researchers, people are 14% more likely to die on their birthday than on any other day of the year.
Half of the population of Uganda is under 15 years of age.
100 people a year choke to death on ball-point pens.
A group of researchers counted the number of troubles in the world, and came up with a total of 2,653.
In 1997, U.S. News & World Report surveyed its readers as to whether they believed various well-known figures to be "very likely" or "somewhat likely" to get into heaven. More people (87%) picked themselves as being likely to get into heaven than anyone else, ahead of people such as Mother Teresa (second place, 79%) or Oprah Winfrey (third place, 66%).
J.Santillan
STATISTICAL FACTS
2.The population of the Earth can be a source of many interesting statistics. In the year 8,000 B.C., there were only 5 million people on Earth. Four thousand years later, the population had only risen by 2 million people, to 7 million people. Nowadays, Earth's population rises by 2 million roughly every nine days.
3.In 1662, John Graunt, a London merchant, published the first set of actuarial tables in his book Observations on the Bills of Mortality. Graunt provides many interesting statistics regarding causes of deaths in London in 1632. Seven people are listed as being murdered, 10 people as having died from cancer, and no specific mention is made of heart ailments. On the other hand, 13 people are listed as having died from "planet", 38 from "king's evil", and 98 from "rising of the lights". Possibly the saddest statistic, however, is that out of 9,535 deaths that year, infants made up 2,268 of them, over 23%.
4.Worldwide, around 265 people are born every minute and 115 people die, for a net increase in population of 150 people every minute.
5.The current population of Earth is over 6,970,000,000. Around 1900 there were only 1,600,000,000 people, meaning that Earth's population has more than quadrupled in slightly over 100 years' time.
6.Only 1% of the population has a "genius" IQ, one of 140 or higher.
7.Over 88% of the world's population lives north of the Equator.
8.In 1985, NASA estimated the probability of a space shuttle accident to be 1 in 100,000. However, on the 25th shuttle launch on January 28, 1986, Challenger exploded after take-off, killing all seven astronauts aboard; on February 1, 2003, the 113rd mission, Columbia exploded on re-entry, again with the loss of all seven astronauts. Other groups had earlier estimated the probability of failure as being closer to 1 in 100, a probability that now seems more reasonable.
9.In a study of 3,000 people who made New Year's resolutions in 2007, only 12% stuck to them. The resolution with the greatest chance of success was "to enjoy life more".
In 1936, Literary Digest magazine polled 10 million people (more people than in any previous survey prior to a presidential election) using the telephone and its mailing list to try to predict the outcome of the United States presidential election. Their results indicated that Alf Landon would defeat Franklin Roosevelt by a margin of 370 electoral votes to 161; however, in the election, Landon was trounced by Roosevelt by a margin of 523 electoral votes to 8, at the time the largest landslide in a presidential election. The problem with the survey was that, during the Great Depression, telephones and magazine subscriptions were luxuries that not everyone could afford. Those who could afford such luxuries tended to vote Republican, but the voting public in general was more inclined to vote Democrat.
10.In 1915, statistics were compiled from 18 U.S. states of the number of deaths from three branches of outdoor sport. 16 people were killed in football, 59 in hunting, and 59 in baseball.
In 1938, a United States presidential commission concluded that the nation's population would never reach 140 million. The population exceeded that figure only eight years later.
J.Santillan
Tuesday, 4 September 2012
COOL FACTS
A car is stolen almost every minute in the United States.
More than 50% of the accidents happen during the weekend.
An average person speaks about 30,000+ words per day.
The average person spends about 2 years of their life talking over the phone.
Law of Right – 90% of people who enter a store turn to the right.
1% of the world population at any given time of a day is drunk.
Chances of you being murdered is one in twenty thousand.
Odds of being killed by Blizzard or Tornado is one in a million.
Fifty percent of teenager boys say they would rather be RICH than SMART.
200-400 babies are born worldwide every minute.
G.K. Elio
A car is stolen almost every minute in the United States.
More than 50% of the accidents happen during the weekend.
An average person speaks about 30,000+ words per day.
The average person spends about 2 years of their life talking over the phone.
Law of Right – 90% of people who enter a store turn to the right.
1% of the world population at any given time of a day is drunk.
Chances of you being murdered is one in twenty thousand.
Odds of being killed by Blizzard or Tornado is one in a million.
Fifty percent of teenager boys say they would rather be RICH than SMART.
200-400 babies are born worldwide every minute.
G.K. Elio
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