Why do you make people upgrade if they don't want or need to? I am trying to get help from one of these answers but it won't let me because it tells me to upgrade but I can't because I don't have paypal.

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?

The los angels ram scored 26, 30, 48, and 31 pts in their last four games. how many pts do they need to score in super bowl liii in order to have an exact mean average of 35 pts over five games. write and solve and equation. use x to represent the 5th game.

What does the sign of the slope tell you about a line?