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Study Aim to determine the effect of four different types of tips in a hardness tester...

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Statistics

Study Aim to determine the effect of four different types oftips in a hardness tester on the observed hardness of a metalalloy. Four Specimen of the alloy were obtained, and each tip wastested once on each specimen, producing the following data

Tipsspecimen
19.39.49.610
29.49.39.89.9
39.29.49.59.7
49.79.61010.2

a) Perform Anova using Minitab and present the table - pleaseprovide us with Minitab table?

b) is there an effect of the type of tips on the hardness.

c) Use fisher LSD to investigate the difference between thetips?

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