(if u do pls tell me and we can talk)

Some studies have found that what percentage of students have cheated in some form? a. 10% b. 25% c. 45% d. 75%

Arandom variable x has a mean of 10 and a standard deviation of 3. if each value of x is multiplied by 2, what will the new mean and standard deviation be?

Motorcyclists may have to suddenly change direction when encountering a. potholes and reflective markers b. yellow lights c. pavement seams and railroad crossings d. strong winds