Number of the Week

26

Number of the Week

Hotel guests were 26% more likely to reuse their towels after a sign informed them that “the majority of guests” reuse their towels at least once during the...

600 Billion

Number of the Week

The number (600,000,000,000) of possible 13-card bridge hands. Master bridge players cannot possibly anticipate all the likely hands they might be dealt, so the...

25

Number of the Week

The probability (25%) that two flips of the coin will end up heads-heads or tails-tails. But the probability that the next flip will be influenced by the previo...

1 Billion

Number of the Week

The number of decimal places (1 billion) to which Greg and David Chudnovsky calculated for the value of pi. Even with this massive number of decimal places, the...

35

Number of the Week

The average percent (35%) of purchasing decisions that are primarily influenced by word-of-mouth. Note, however, that studies on the influence of word-of-mouth ...

10

Number of the Week

The approximate percent (10%) of frequent flyer miles redeemed every year. So what? Even if we don’t actually use the benefit, it is motivating to acquire the...