www.TheTruthAboutForensicScience.com Forensic Science Geek of the Week Challenge Week 14

Forensic Science Geek of the Week

Forensic Science Geek of the Week
Forensic Science Geek of the Week

Thanks to the combined inspiration of Christine Funk, Esquire and Chuck Ramsay, Esquire, a new twist of this blog is being introduced.  A weekly fun forensic science challenge/trivia question. The winner will be affectionately dubbed “www.TheTruthAboutForensicScience.com Forensic Science Geek of the Week.”

Rules:

  1. The challenge will be posted Sunday morning 12 noon EST.
  2. Answers to the challenge will be entered by responding to this blog post or the www.TheTruthAboutForensicScience.com FaceBook fan page.
  3. All comments that are answers to this blog will released after 9pm EST.
  4. The first complete and correct answer will be awarded the envious title of “www.TheTruthAboutForensicScience.com Forensic Science Geek of the Week”
  5. “www.TheTruthAboutForensicScience.com Forensic Science Geek of the Week” is entitled a one time post of his/her picture on this blog and the www.TheTruthAboutForensicScience.com FaceBook fan page. The coveted title will be his/her for that week.  Additionally, a winner will be allowed one link to one webpage of his/her choice.  Both the picture and the weblink is subject to the approval of Justin J McShane, Esquire and will only be screened for appropriate taste.
  6. The winner will be announced Sunday night.
  7. A winner may only repeat two times in a row, then will have to sit out a week to be eligible again.  This person, who was the two time in a row winner, may answer the question, but will be disqualified from the honor so as to allow others to participate.
  8. This is for learning and for fun.  EVERYONE IS ENCOURAGED TO TRY TO ANSWER THE WEEKLY QUESTION. So give it a shot.

Here it is:

The www.TheTruthAboutForensicScience.com “Forensic Science Geek of the Week” challenge question. Remember the first full and complete answer wins the honor and also gets his/her photo displayed, bragging rights for the week and finally website promotion.

OFFICIAL QUESTION:

30.5

www.TheTruthAboutForensicScience.com Forensic Science Geek of the Week Questions:

  1. In a statistically and metrologically responsible way, if you have to round the above number, 30.5, to its nearest whole integer, what would it be?
  2. Why?
  3. What is this method of rounding called?

The Hall of Fame for the www.TheTruthAboutForensicScience.com Forensic Science Geek of the Week:
Week 1: Chuck Ramsay, Esquire

Week 2: Rick McIndoe, PhD

Week 3: Christine Funk, Esquire

Week 4: Stephen Daniels

Week 5: Stephen Daniels

Week 6: Richard Middlebrook, Esquire

Week 7: Christine Funk, Esquire

Week 8: Ron Moore, B.S., J.D.

Week 9: Ron Moore, B.S., J.D.

Week 10: Kelly Case, Esquire and Michael Dye, Esquire

Week 11: Brian Manchester, Esquire

Week 12: Ron Moore, B.S., J.D.

Week 13:  Ron Moore, B.S., J.D.

Week 14:  IT COULD BE YOU

6 Responses to “www.TheTruthAboutForensicScience.com Forensic Science Geek of the Week Challenge Week 14”

  • Bobby Spinks says:

    1) 30
    2) Because 31 would not be responsible or honest. Excluding taxes, you cannot buy an object worth $31 if you only have $30.50.
    3) We call it truncating. Removing numbers to the right of the decimal.

  • 1) 50% of the time it would be 30, and 50% of the time it would be 31.
    2) This eliminates bias in the rounding error found in other types of rounding, such as round half up, round half down, round half to even, etc., depending on the frequency of even or odd numbers being rounded.
    3) this type of rounding is called Stochastic Rounding.

  • 1) 30
    2) Because the discarded number is 5 with only trailing 0’s you look at the right-most retained digit which in this case is an Even Number. Since it is an even number the value is left unchanged. If it had been an Odd number then it would have been increased by 1. Therefore, it remains 0.
    3) This method is known as ISO Rounding.

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