Question

A professor of a statistics class has the following

scores for her students: 296, 332, 290, 308, 343,
371, 336, 384, 361, 350.
If 10 points are added to each score, what is the
new mean and standard deviation?

Answer 1

347.1 and the standard deviation is

Explanation:

the standard deviation you subtract the mean from each number then you square the results then you work out the mean of those results then square root that