A GCSE Maths video about how and why we round numbers to significant figures. Significant figures start at the first non-zero number.
The 2008 SAT Math scores (see table above, click to enlarge) reveal statistically significant ethnic differences. Difference-of-means tests (not reported here) reveal that Asians score significantly ...
Children of parents with a degree are almost a year of schooling ahead in math by the age 11 than peers whose parents have just GCSEs, a new study has discovered. Children of parents with a degree are ...
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