5 example of word problems involving linear function

What is the prime factorization of 23 ?me with this question

Compute the standard deviation of the following set of data to the nearest whole number. 10, 10, 15, 20, 25

Can you me with this question? i'll reward *30 points i just need with this one question so that i could solve the others. * edit: i originally set up the question to reward 30 points, but for some reason i can only reward 15. if you don't get 30, then i'm sorry. i'm still kind of new to this site