An educator was interested in cooperative versus competitive classroom activities as they might influence the ability of students to make friends among their classmates. On a random basis, he divided his 20 student into two different styles of teaching: a cooperative approach in which student relied on one another in order to get a grade and a competitive approach in which students worked individually to outperform their classmates.
Use the following data indicating the number of classmates chosen by students as their friends to test the null hypothesis that cooperation has no effect on students€™ friendship choices. What do your results indicate?

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High Low Anomie Anomie 19 17 0 15 20 18 25 29 20 18 19 23 13 14 16 14 14