An employer asks the survey question “how much money do you spend on gasoline per week to get to work? ” of her employees that drive to work. which best describes why she chose to only ask the employees that drive to work rather than all of her employees?

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums, 28 play drums, 18 play the guitar. what is the probability that the applicant who gets the job plays drums or guitar?