A union wants to know the amount of time their union members are spending on company business outside of office hours each week. They want to know if it is more than 4.4 hours on average. A random sample of 109 employees finds an average of 4.8 hours spent on company business on the weekends on average.

• Describe the parameter of interest.
  • The parameter of interest is 4.8 hours, on average, spent on company business outside of office hours each week.
  • The parameter of interest is the average number of hours their members are spending on company business outside of office hours each week.
  • The parameter of interest is 4.4 hours, on average, spent on company business outside of office hours each week