Axline Computers manufactures personal computers at two plants, one in Texas and the other in Hawaii. The Texas plant has 60 employees; the Hawaii plant has 20. A random sample of 10 employees is to be asked to fill out a benefits questionnaire.

Round your answers to four decimal places.

**a. **What is the probability that none of the employees in the sample work at the plant in Hawaii?

**b. **What is the probability that 1 of the employees in the sample works at the plant in Hawaii?

**c. **What is the probability that 2 or more of the employees in the sample work at the plant in Hawaii?

**d. **What is the probability that 9 of the employees in the sample work at the plant in Texas?

A company studied the number of lost-time accidents occurring at its Brownsville, Texas, plant. Historical records show that 5% of the employees suffered lost-time accidents last year. Management believes that a special safety program will reduce such accidents to 4% during the current year. In addition, it estimates that 15% of employees who had lost-time accidents last year will experience a lost-time accident during the current year.

- What is the probability an employee will experience a lost-time accident in both years (to 3 decimals)?

- What is the probability an employee will experience a lost-time accident over the two-year period (to 3 decimals)?