Three students, Alice, Betty and Carol are registered for a statistics class. Alice attends 80% of the time, Betty 70% of the time, and Carol 60% of the time. Suppose their absences are independent. On a given day, (a) What is the probability that at least one of them is in class

Cherie measures and records the lengths and sizes of the same style of a sandal found at a shoe store. which equation can be used to determine the approximate shoe size, s, for a foot length of x inches? s = x – 2 s = 2x – 10 s = x + 6 s = 2x + 4

What is the solution of sqrt x+2-15=-3

Astore manager records the total visitors and sales, in dollars, for 10 days. the data is shown in the scatter plot. what conclusion can the store manager draw based on the data? question 3 options: an increase in sales causes a decrease in visitors. an increase in sales is correlated with a decrease in visitors. an increase in visitors is correlated with an increase in sales.