= 100 seconds and = 40

Child	Mean seconds of concentration in an experiment of reading	z-score	p-value
1	75
2	81
3	89
4	99
5	115
6	127
7	138
8	139
9	142
10	148

Which child or children, if any, appeared to come from a significantly different population than the one used in the null hypothesis?

What happens to the "significance" of each child's data as the data are progressively more dispersed?

Provide a formal APA statement of conclusion for each child.