Science and Reason
in Hampton Roads

 

Lies, Damned Lies, and Statistics
 



TOPICS:
 
38. SAMPLING IS ABSOLUTELY CRUCIAL IN STATISTICAL STUDIES....  A bad sample is an inescapable death warrant; there is no way to extract valid results from a bad sample.  How sample size, number of samples, confidence limits, homogeneity, and randomness affect the accuracy of statistical studies: a real-life example.  Also, limitations a study simply can't overcome.
1.  The Original Study Appearing In "The Lancet"
2.  The Media:  Whoops....  I Did It Again!!
3.  The Question Of An Adequate Number Of
     Samples
4.  The Relation Between Number Of Samples
     And Total Population
37. IN STATISTICAL STUDIES, HIDDEN ASSUMPTIONS ARE FATAL LANDMINES . . . .  YOU MAY THINK YOU'RE COMPARING APPLES TO APPLES, BUT IT MIGHT REALLY BE APPLES AND PINEAPPLES
1.  Original AP Article Reporting U.S. Infant
     Mortality Rates Rank Near The Bottom Of
     Industrialized Nations
2.  Whoops!!  Turns out "Infant Mortality" Is
     Defined Differently In Different Countries
36. FINALLY!!  SOME REAL STATISTICS ON TEEN SEXUAL BEHAVIOR
1.  Previous Dearth Of Data Due To Parental Fear,
     Puritanical Attitudes, And Active Interference
     By Conservative Congressmen
2.  Summary Of New Report By National Center
     for Health Statistics, Centers For Disease
     Control
3.  Read The Entire Report Here
35. HEADLINES: TORT REFORM DESPERATELY NEEDED TO REIN
    IN UNSCRUPULOUS MEDICAL-MALPRACTICE LAWYERS!!
Never mind; guess not.  A look at the actual statistics.
34. SURPRISING STATISTICS: THE MOST-TRUSTED NEWS
No.....  It's not FOX !
33. WHERE TO GET WORK
The best (and worst) states in which to take a job.  Click    to
read the full report, and     to read an interview with the author.
32. WHEN THEY GET OUT
The numbers on parole (post-prison supervision) and recidivism.  The criminal justice system is wasting your tax money.
31. CAUGHT STEALING
People have to stop believing the politicians and millionaire sports-team owners' claims that spending millions of taxpayer dollars on baseball stadiums will lead to economic growth for the community.  It never does.  (And it never did.)
30. SPIRITUALITY AND RELIGION IN GEN-X, GEN-Y
The personal and religious values of the newest generations of Americans.  Click    for the full report from the Brookings Institition.
29. A NEW LOOK AT POVERTY
The earlier figures measuring poverty needed to be refigured.
28. SURPRISING STATISTICS:  ABSTINENCE SEX SCANDAL
Silence about sex only nurtures more pregnancies, abortions, venereal diseases, and AIDS deaths.
27. SURPRISING STATISTICS: THE NUMBER OF FCC INDECENCY
    COMPLAINTS EXPLODED TO MORE THAN 240,000 THIS YEAR
    FROM 14,000 IN 2002
But that's not the real surprise....
26. SURPRISING STATISTICS: REPORTERS GONE WILD!
The media loves to pimp lurid teenage "hookup" tales....  The actual story is very different.
25. SURPRISING STATISTICS:  TEENS REJECT THE PLEDGE....
    (NO,  NOT THE "UNDER GOD" ONE)

Parents and teens pretend they have solved the problem.
24. SURPRISING STATISTICS:  MEDICARE HELP LINE NEEDS HELP
Forty percent of answers from Medicare information center are inaccurate.
23. WILL YOU STILL NEED ME,  WILL YOU STILL FEED ME,
    WHEN I'M 64

Surprising information about the graying of the world's population.
22. IT'S IN THE PERCENTAGES!!
How to make your embarrassments disappear!
21. SURPRISING STATISTICS:  TERRORISM PSEUDOSTATISTICS
The government reports that terrorist prosecutions are up, up, up, and terrorist convictions are up, up, up. So how come there are virtually no convicted terrorists in jail?
20. SURPRISING STATISTICS: OFFICERS AND GENTLEMEN?
1.  Rapes At Air Force Academy Are Endemic
     And Unpunished
2.  Revenge Rape And Other Retaliation Is
     Also Typical
19. SURPRISING STATISTICS:  WHO REALLY LEADS THE NEWS
    PROGRAMS

Much of what this survey shows is very bad news for cable TV.
18. SURPRISING STATISTICS:  PREVENTABLE HOSPITAL DEATHS
Increased deaths are related to low levels of educaton and staffing.  But hospital administrators want to save money.
17. SURPRISING STATISTICS:  LEGAL LOAN SHARKING
In the era of "deregulation", credit card companies are creating debt that grows so fast that families will never be able to pay it off.
16. SURPRISING STATISTICS:  U.S. PRISON POPULATION
    KEEPS EXPLODING

"Our resources are misspent, our punishments too severe, our sentences too long," pronounces U.S. Supreme Court Justice Anthony Kennedy.
15. SURPRISING STATISTICS:  THE EXTENT OF PROSECUTORIAL
    MISCONDUCT

Harmful Error is the first national study of prosecutorial abuses and malfeasance.  Click    for a summary of the book by the Center For Public Integrity.
14. SURPRISING STATISTICS:  THE EVANGELICALS AMONG US
The numbers behind the fourth Great Awakening.
13. TWO EXAMPLES OF HOW VALID STATISTICAL STUDIES
    ARE STRUCTURED
 
Hint: You don't do it with those tiresome newspaper polls:

1.  Home Sweet Home
2.  A Rose By Any Other Name
12. SURPRISING STATISTICS:  THE EFFECTS OF ECONOMIC
    SANCTIONS ON IRAQ

The real numbers are grim and unsettling.
11. SURPRISING STATISTICS:  WHAT'S HAPPENING TO U.S.
    AGRICULTURE, MANUFACTURING, AND SERVICES

A new idea about why manufacturing declines, and that it might be intrinsic to the manufacturing process.
10. THE STATISTICS BEHIND THOSE STUPENDOUS SPORTS
    SALARIES

Don't listen to the media whining of the owners or the players.  Behind the scenes, they all know the real story.
9. SHAMEFUL VIRGINIA STATISTICS
Virginia is a wealthy state.  But in spending, it apes historically impovershed states and is losing ground to its growth-oriented neighbors.
8. THE U.S. GUN-CONTROL DEBATE
The Statistical Assessment Service takes a critical look at the data presented by both sides.
7. ISRAELI-PALESTINIAN CONFLICT
A new collection of survey data and opinion polls about
the Israeli-Palestinian conflict.
6. LINEAR REGRESSION MODELS IN A CURVY WORLD
Why econometric modeling is frequently inaccurate.
5. INCOME DISPARITY STATISTICS
Things are worse than you thought!
4. SCIENCE WITHOUT SENSE
Incisive and humerous exposé revealing how statistics and risk studies are twisted to produce political rather than genuine, scientific results.  Authored by Steven J. Malloy, editor of the acclaimed website JunkScience, and an Adjunct Scholar at the Cato Institute.  Entire book here!
3. SURPRISING STATISTICS:  YES, VIRGINIA, THERE IS DWB....
    AND IT'S IN VIRGINIA!

2. THE STRANGE CASE OF KEVIN SIGMA
    AND THE MYSTERIOUS TRAINS

1. SURPRISING STATISTICS:  THE NATURE AND EXTENT
    OF SCIENTIFIC ILLITERACY

 
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Created: 02-08-00       Last Revision: 11-17-05       Current Revision: 12-11-06