Friday, 10 September 2021

A Test of Decision-Making



Dice image from Wikimedia Commons Creative Commons Attribution-Share Alike 3.0, Old Trafford taken by me June 2019 during Cricket World Cup.

It’s Friday, my day off, and time to decide my groundhopping destination this weekend. I have twelve grounds on my priority list that are hosting a game tomorrow, for once I can make a truly random decision using the strict definition that all outcomes are equally likely. These twelve grounds are from a list of twenty-four that I need to complete “everywhere in England down to Step 4”. The others are not hosting a game this weekend.

The number 12 lends itself to a 2x6 approach using the classic Head-Tail divide for the factor of two and a single d6 die roll for the factor of six. Here’s the combination table. However, I might as well take the opportunity bring a bit more meaning to the life of the umpire at today’s Old Trafford test match. He can do the coin-toss for me. There are only two outcomes – I don’t need to know whether the call was heads or tails, or what the captain decides, I just need to know which one of them wins the toss.

Home Team

Score on d6

Win Coin Toss at Old Trafford

Brighouse Town

1

England

Clitheroe

1

India

Corinthian

2

England

Glossop North End

2

India

Gloucester City

3

England

Lancing

3

India

Liversedge

4

England

Lymington Town

4

India

Stockton Town

5

England

Wimborne Town

5

India

York City

6

England

Yorkshire Amateur

6

India

Here’s the die roll, recorded at around 8.00am this morning

 


 … and now we wait for another random event in Manchester. This should be, depending a little on the weather, sometime between 10.00 and 11.00am this morning. If it rains all day (which is not the forecast) then I will have to find a coin myself later on this afternoon.

9.00am update: Well, I didn't see that coming. Nothing to do with me, honest, no cause-and-effect to see here. The Old Trafford test match is not taking place, in controversial circumstances. Let's pass the mantle to the Northern Diamonds. This women's cricket team featured in a recent decision on this blog and they can be trusted to deliver. Their game against Western Storm in the Rachel Heyhoe Flint Trophy is due to start at 10.30am, so I assume there will be a coin toss at around 10.00am.

If Northern Diamonds win the toss, I go to the first game of the two relevant choices in the above table. If they lose the toss, it's the second. What could possibly go wrong?

10.10am update: Northern Diamonds win the toss. They chose to bowl first but that is of no consequence for this random decision. Job done.

Afternoon update: fixture called off due to Covid in the Hereford team. Will have to re-think. Will be constrained by the train tickets that I bought!



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