Suppose that at a company it is known that over the passed a few years, employee

Question

Suppose that at a company it is known that over the passed a few years, employees sick days averaged 5 4 days per year To reduce this number, the company introduces.telecommuting (allowing employees to work at home on their computers) After implementing the new policy, the Human Resource Deparurjent chose a random sample of 80 employees at the end of the year and found an average of 4.5 sick days with standard deviation of 2 7 days. Let//be the mean sick days of all employees of the company Find the p-value for testing hypothesis H, versus H_0: mu

Explanation / Answer

wqe will use minitab for this problem

answer is

Test of mu = 5.1 vs < 5.1

95% Upper
N Mean StDev SE Mean Bound T P
80 4.500 2.400 0.268 4.947 -2.24 0.014

hecne p-value id 0.014

Related Questions

Navigate

• Browse (All)
• Browse S
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.