Reference no: EM132384255
A research Center claims that more than 24% of employees in certain country have changed jobs in the past four years. In a random sample of 220 people from that country, 66 have changed jobs in the past four years. At a=.01, is enough evidence to support the centers claim? Complete parts a through e.
A. Identify the claim and state Ho and Ha.
Identify the claim scenario.
1. ___% of employees in the country have changed jobs in the past four years.
2. More than __% of employees in the country have changed jobs in the past four years.
3. At most __% of employees in the country have changed jobs in the past four years.
4. The percentage of employees in the country who have changed jobs in the past four years is not __%.
B. Find the critical value and identify the region.
C. Find the standardized test statistic z.
D. Decide whether the reject or fail to reject the null hypothesis.
E. Interpret the decision in the context of the null hypothesis.