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Rating (last year) 73 68 81 58 47 58 67 60 48 48 Rating (this year) 86 61 93 82 64 70 46 77 68

Rating (last year) 73 68 81 58 47 58 67 60 48 48 Rating (this year) 86 61 93 82 64 70 46 77 68 69 Copy Data Step 1 of 4: Find the point estimate for the population mean of the paired differences. Let X be the rating from last year and x be the rating from this year and use the formula d = x2 - X to calculate the paired differences. Round your answer to one decimal place

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