A large company reports that its employees have an average salary of $75,000 per year. You only have access to 100 employee salaries from the company. The average salary of the 100 employees is...

Question 21: at the 5% significance level use a two-failed test on the null hypothesis.


Extracted text: A large company reports that its employees have an average salary of $75,000 per year. You only have access to 100 employee salaries from the company. The average salary of the 100 employees is $60,000 with a standard deviation of $5,000. At the 5% significance level use a two-tailed test on the null hypothesis. O Null: The company salary is $75,000, Alternative: The company salary is less than $75,000 Null: The company salary is $75,000, Alternative: The company salary is greater than $75,000 Null: The company salary is $75,000, Alternative: The company salary is not $75,000 Null: The company salary is $60,000, Alternative: The company salary is not $60,000