One hundred employees working in the construction, manufacturing, and various other industries were selected for review of salary information and educational level. The salaries of the one hundred employees were reviewed to determine if the employees with a bachelor degree or greater earn more than employees with a high school diploma or less. The reviewer claims that at least 70 percent of the 100 employees who have a bachelor degree or greater will have higher salaries. Out of the 100 employees, only fifty of the employees’ salaries will be taken into account. Assume a=0.05.
Ho p>- 0.70 proportion of people who have higher salaries with a 4 yr degree or more
H1 p<0.70 proportion of people who do not have higher salaries with a 4 yr degree
perform a 5 step hypothesis test
1 answer