4. use the picture below to find the values of x and d.

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?

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes

Solve the system of equations y= 3/2 - 1, -x+ y =-3