• There are 218 first graders in an elementary school. Of these first graders, 86 are boys, and 132 are girls. School-wide, there are 753 boys and 1063 girls. The principal would like to know if the gender ratio in first grade reflects the gender ratio across the school. Complete the following: Identify the null hypothesis. What are the degrees of freedom (df)? Complete the table: Men Women Number Observed Number Expected Number Observed Number Expected Calculate χ² Can you reject the null hypothesis at α = .05?

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to enter our data in SPSS we will need to create three new variables When we go gender type and a fr... View the full answer