What is the value of x in the equation 1,331x^4-216=0? a) -6/11 b) 11/6 c) 1/6 d) 6/11

Which is the correct excel formula for the 80th percentile of a distribution that is n(475, 33)? =norm. dist(80,475,33,1) =norm. inv(0.80,475,33) =norm. s.inv((80-475)/33)?

Suppose you want just guess at the answers in a 5 question multiple-choice test. each question has 3 responses and only one is correct. what is the probability of getting two questions right just guessing? 20 points 0.3275 0.2753 0.7532 none of the above

What is the lcm of 16 and 40 ? 24 and 40 ?