Suppose a normal distribution has a mean of 34 and a standard deviation of two what is the probability that a data value is between 31 and 37

Little’s law firm has just one lawyer. customers arrive randomly at an average rate of 6 per 8 hour workday. service times have a mean of 50 minutes and a standard deviation of 20 minutes. how long does a customer spend at little’s law firm on average?

Marcus needs to rewrite f(x) = x2 + 6x + 4 in vertex form.

Factor the expression using the gcf. the expression 21m−49n factored using the gcf