The correlation between the climate types and biomes they correspond with

Physical needs include: a. the need for sleep b. the need to feel safe c. the need to feel secure d. all of the above

Arandom variable x has a mean of 10 and a standard deviation of 3. if each value of x is multiplied by 2, what will the new mean and standard deviation be?

Which is the best investment option for a person who wants to make a long-term, tax-free investment? a. traditional ira b. roth ira c.401(k) d. money market account