Full-time ph. d. students receive an average of $12,837 per year with a standard deviation of $3000. find the probability that the average salary of a group of 16 randomly selected ph. d. students is more than $13,000.

What is the pattern in the values as the exponents increase?

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

Candice uses the function f(t)=t+100−−−−−−√ to model the number of students in her after-school program. the variable t represents days and f(t) represents the number of students. how many days does it take for there to be 15 students in her program? a. 225 days b. 125 days c. 325 days d. 115 days