Suppose v1 , v2 , v3 ,v4 are vectors in R3. (a) These four vectors are dependent because .
(b) The two vectors v1 and v2 will bedependent if .
(c) The vectors v1 and (0, 0, 0) are dependent because .

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.