Which of the following can affect the value of the correlation r?A. A change in measurement unitsB. A change in which variable is called x and which variable is called yC. Adding the same constant to all values of the x-variableD. All of the above can affect the r value. E.None of the abovecan affect the r value.

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.