An emergency room (ER) nurse noticed that there are an unusually high number of motor-vehicle accident injuries in the month of
December. She pulled 1000 random ER patient files from December and found that 120 of those patients were admitted due to motor-vehicle injuries. Based on this information, the nurse can estimate that _[blank]_ patients of the total 40,000 ER patients seen in December were admitted due to motor-vehicle injuries. Enter your answer as the number that correctly fills in the blank in the previous paragraph
The probability that the average salary between two groups is the same, is actually low. It could be close, but it's quite difficult to get the same exact amount.
