How to Get a Coin Grader Certification?

Answer Coins and coin collecting are a favorite hobby for some people, and for other people, a prosperous business. Grading a coin determines the condition of the coin in order to assign a value. Developi... Read More »

Top Q&A For: How to Get a Coin Grader Certification

How to Simulate a Biased Coin Toss With a Fair Coin?

We often use a coin toss to choose from two equally preferable outcomes, but can also use one to break a three way tie, or in other situations where you want a probability distribution other than 5... Read More »

How to Take Advantage of Junk Coin Bins at Coin Shops?

If you've ever visited a coin shop, you've seen them. Dealers like to have bins of mixed foreign coins, oftentimes at around 15-20 cents each. These bins can be a goldmine for bullion and foreign c... Read More »

How to Simulate a Fair Coin Toss With a Biased Coin?

Coin tosses are a popular way of picking a random winner. Usually it suffices to simply nominate one outcome heads, the other tails, and flip the coin to decide, but what if one party to the disput... Read More »

Has anyone been as smart as a 5th grader on are you smarter than a fifth grader?

Yes actually there was that school superintendent from Georgia a couple of years back, who was indeed smarter than a 5th grader, but everyone knows what happened to her, she lost it all, including ... Read More »