Whats the mean? 3.4 0.53 1.3 2.9 1.47 0.24

Use the normal approximation to the binomial distribution to answer this question. fifteen percent of all students at a large university are absent on mondays. if a random sample of 12 names is called on a monday, what is the probability that four students are absent?

If the dimensions of a rectangular prism are 5 ft x 3.5 ft x 2 ſt, what is the surface area?

What is the output, or dependent variable of quantity? 1: x 2: f(x) 3: y