An arithmetic sequence is shown below. 10, 7, 4, 1, -2, ...

Which function describes the value of the nth term in the sequence?
A. a(n) = – 3n + 10
B. a (n) = -3n + 13
C. a (n) = 10n
D. a (n) = 15n - 6

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.