Say we have a bunch of numbers like 9, 2, 5, 4, 12, 7, 8, 11. To calculate the standard deviation of those numbers: 1  1. 2  Work out the Mean (the simple average of the numbers). 3  2. Then for each number: subtract the Mean and square the result. 4  3. Then work out the mean of those squared differences.5  4. Take the square root of that and we are done!o calculate the standard deviation of those numbers: 1  1. 2  Work out the Mean (the simple average of the numbers). 3  2. Then for each number: subtract the Mean and square the result.
Best Answer: The .925 does mean sterling silver and the FB may be a Hallmark. You did not state what is on the medallion so I don't know where it was made. On some silver items the FB stands for Franz Bibus a Czech silversmith.
vb (mainly tr) , means, meaning or meant. 1. (may take a clause as object or an infinitive) to intend to convey or express. 2. (may take a clause as object or an infinitive) intend: she didn't mean to hurt it. 3. (may take a clause as object) to say or do in all seriousness: the boss means what he says about strikes.ou can use mean with an-ing form to say what an attitude or type of behaviour involves. Healthy living means being physically and mentally healthy. I've got to do the right thing, even if it means taking a risk. What someone means is what they are referring to or intend to say.