Question

the mean of 10 observations is a 20 and standard deviation is a 5 if it is added to each other each observation is the new mean is___and standed defiation is____
​

Answer 1

Answer:

A man paints with his brains, not with his hands.”, Michaelangelo. It's often said that the artist Michelangelo was a genius. If his art is so impressive, it's because he had an artistic approach that was, above all, scientific and pragmatic. ... Artists are often told that to make progress they must practice constantly.