To calculate the standard deviation of those numbers: 1  1. 2  2. Then for each number: subtract the Mean and square the result. 3  3. Then work out the mean of those squared differences. 4  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.
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Meaning of Nida. Nida is a Quranic name for girls that means âpleaâ, âcallâ, âprayerâ. 2. This is the remembrance of the mercy of your Lord upon His servant Zakaria. 3. when he called upon his Lord in secret.