Carl states that the mean salary of staff members at the hospital is $47,000 with a standard deviation of $9,000. Akron thinks that this is too low. He thinks that the staff salaries are higher. He plans to take a sample of 80 staff members and set up a hypothesis test at a 10% level of significance. Is this a left-tailed, right-tailed, or two-tailed test? Choose the most appropriate response below. This is a right-tailed test because hypothesis tests can only be right-tailed. This is a right-tailed test because the mean salary in the stated claim is more than the standard deviation. This is a right-tailed test because the level of significance is more than the standard deviation. This is a right-tailed test because 10% of the mean amount of salaries is more than the standard deviation. This is a right-tailed test because Akron is testing to see if the mean of his sampled salaries is significantly greater than the claimed salary. This is a two-tailed test because Akron is testing to see if the mean of his sampled salaries is significantly different than the claimed salary. This is a two-tailed test because Akron's sample may result in a smaller