What is dfw?

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Extracted text: What is dfw?


Extracted text: A psychologist wants to know how the size of social support networks change during early childhood. The psychologist randomly selects 3 kindergarteners to participate in their study and records their number of friends. The psychologist then follows up with the children in 1st grade and 2nd grade and records their number of friends. The psychologist's data are presented in the table below. Use these data to answer the following questions. To determine the critical values, use the table in your PPT slides. **Round to the nearest hundredth decimal place as you complete the problems! **Find the critical value for p = .05 (or 5%) Kindergarten 2nd 1st Grade Grade 4 3 6. 1 7