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LE eBook The following data on * = the line speed (feet per minute) and y = the number of defective parts found for a production process at Brawdy Plastics provided the estimated regression equation y = 27.5 - 0.3x. Excel File: data14-37.xlsx Number of Defective Line Speed Parts Found 20 23 20 21 30 19 30 16 40 15 40 17 50 14 50 11 For these data SSE = 16 Develop a 95% confidence interval for the mean number of defective parts for a line speed of 25 feet per minute (to 4 decimals). Use Table 1 of Appendix B. to Check My Work (5 remaining)