Examlex
Calculate the percentage by mass of nitrogen in Pb(NO3) 2.
Mean Test Score
The average score obtained from a group of tests or examinations.
Test Score
The numerical outcome or result obtained from an academic test or examination.
Standard Deviation
A statistical measure that quantifies the amount of variation or dispersion of a set of values.
Average Amount
Similar to mean, it represents the central value of a data set by calculating the sum of all numbers in the set divided by the quantity of numbers.
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