Red Dye To test the comparativebrightness of two red dyes, nine samples ofcloth were
Chapter 10, Problem 45(choose chapter or problem)
Red Dye To test the comparativebrightness of two red dyes, nine samples ofcloth were taken from a production line and each samplewas divided into two pieces. One of the two piecesin each sample was randomly chosen and red dye 1applied; red dye 2 was applied to the remaining piece.The following data represent a brightness score foreach piece. Is there sufficient evidence to indicate adifference in mean brightness scores for the two dyes?Use a .05.Sample 1 2 3 4 5 6 7 8 9Dye 1 10 12 9 8 15 12 9 10 15Dye 2 8 11 10 6 12 13 9 8 13
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