Mathematics, 12.05.2021 06:30 snowysophia7987

Edison, Xiu, and Amia are childhood friends who go to different high schools. They were wondering if there's a difference between their schools in the number of friends people have on social media.
They each surveyed a random sample of students from their schools, asking for the number of friends they
have on social media. Here are the results:
They want to perform a x2 test of homogeneity on these results.
What is the expected count for the cell corresponding to students from Edison's school that have more
than 300 friends?
You may round your answer to the nearest hundredth.
Expected:

Edison, Xiu, and Amia are childhood friends who go to different high schools. They were wondering i

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Edison, Xiu, and Amia are childhood friends who go to different high schools. They were wondering if...