A survey estimated that a doctor's average salary is R$ 7,000.00. The margin of error is R$ ± 1500. This means that:

A) The average salary of physicians is between R$ 5,500 and R$ 8,500

B) The confidence interval is 95%

C) The margin of error is R$ 1500.00

D) Z* is equal to 1.96

Respuesta :

Answer:

A

Step-by-step explanation:

It simply means that the average salary of doctors is plus or minus 1500 of the RS 7,000. That is between 5,500 and 8,500.

Answer:

A) The average salary of physicians is between R$ 5,500 and R$ 8,500

Step-by-step explanation: