The average population IQ score is = 100, and = 15. You decide to administer the IQ test to a sample of 25 participants. On the basis of information about the population, how likely is it for a participant to get:

1. A mean M = 102 or higher (2 points)
2. A mean M = 104 or higher (2 points)
3. A mean M = 95 or higher (2 points)
4. A mean M = 97 or lower (2 points)