1. The next school year. this kindergarten teacher has a select group of 6 advanced readers from her class. She wants to see if this select group's scores differ from the national average (remember the national average is 50 and the standard deviation is 10).

What is the z value for comparing this new sample to the population? Round your answer out to three decimal places.

Scores on the Reading Test for the Advanced Reading Group

60

65

70

55

42

65

2. Does this advanced reading group significantly differ from the national average?

Group of answer choices

A. No

B. Yes

C. There is not enough information to answer this question

3. Explain why you made the decision you did in the previous question (that is, explain why you believe it is or is not significantly different from the national average).