Chi square test for independence
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Refer to the attached schools data , which reports information on 94 school districts in northwest Ohio.
a. Group the districts based on the percent of students on welfare: "low" (less than 5 percent), "moderate" (5 up to 10 percent), and "high" (10 percent or more). Conduct a test of hypothesis to determine whether the three categories are equally represented in the sample. Use the .05 significance level.
b. Identify each district as "small" (less than 1,000 students), "medium" (1,000 up to 3,000), or "large" (more than 3,000 students). Create a table that shows the districts classified by both percent of students on welfare and the size of the district. At the .05 significance level, can we conclude that the two characteristics are related?
Please use excel.
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Solution Summary
Step by step method for testing the hypothesis under 5 step approach is discussed here. Excel template for each problem is also included. This template can be used to obtain the answers of similar problems.
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