You use wrong symbols in A3’s expression “=A2.groups(Continent, avg(LifeExpectancy))”.Just change it to “=A2.groups(Continent; avg(LifeExpectancy):AvgLifeExpectancy)” and the code will work.
You use wrong symbols in A3’s expression “=A2.groups(Continent, avg(LifeExpectancy))”.
Just change it to “=A2.groups(Continent; avg(LifeExpectancy):AvgLifeExpectancy)” and the code will work.