statistics question

Question

Is there a doctor in the house? A market research firm reported the mean annual earnings of all family practitioners in the United States was 

. A random sample of 

 family practitioners in Los Angeles had mean earnings of 

 with a standard deviation of 

. Do the data provide sufficient evidence to conclude that the mean salary for family practitioners in Los Angeles differs from the national average? Use the 

 level of significance and the 

-value method with the TI-84 Plus calculator.

b) Compute the value of the test statistic. Round the answer to two decimal places.

Answer 1

To answer this question, we require the sample mean earnings of family practitioners in Los Angeles as well as the population mean earnings of all family practitioners in the United States, along with the sample size and the standard deviation . Please provide the missing information in order to proceed with the calculation.