Suppose I am working on a problem and I wish to calculate the density of something. I measure the mass to be m = 24.5 grams and the volume is V = 10 cm 3. In this case the density would be: ALERT!

Students distinguish between accuracy and precision of measurements. Accuracy, Precision, and Significant Digits: Students distinguish between accuracy and precision of measurements and make ...

Leave the digit the same if the next digit is less than 5 (this is called rounding down) but increase it by 1 if the next digit is 5 or more (this is called rounding up). The rounded value must be a ...

The digits in a number that have actual value. For example, in the number 00005208, the 5-2-0-8 are the significant digits. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires ...

You’re reading Significant Digits, a daily digest of the numbers tucked inside the news. Every month, Purdue University and CME Group ask 400 agricultural producers something to the nature of “hey how ...

You’re reading Significant Digits, a daily digest of the numbers tucked inside the news. A bittersweet note about Significant Digits before we get going: FiveThirtyEight is revamping Significant ...

Jonathan Borwein (Jon) receives funding from the ARC. When numbers of any sort are presented in mathematics, science, business, government or finance, it’s fair to say a reader assumes that the data ...

The method of rounding to a significant figure is often used as it can be applied to any kind of number, regardless of how big or small it is. When a newspaper reports a lottery winner has won £3 ...

The moment you’ve produced a single numeric “estimate,” you’ve created a guess dressed in statistical clothing. As you add more estimates, your guess may become more or less respectable, but it ...