Question: I need help with this problem, can you please show me step by step? 18. (20 points) Suppose we want to explore if there is

I need help with this problem, can you please show me step by step?

18. (20 points) Suppose we want to explore if there is significant evidence of difference among Category A, B, and C in the proportion of Level 1 for certain characteristic. A B C Total Level 1 50 90 225 365 Level 2 150 210 275 635 Total 200 300 500 1000 At significant level 0.05, test the equality of proportion of Level 1 for category A, B and C. If needed, perform the Marascuilo procedure for pairwise comparisons. Show your work

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