Refer to the sample data given in Exercise 1. If we want to test for equality of the three means, why don€™t we use three separate hypothesis tests for µ1 = µ2, µ1 = µ3 and µ2 = µ3?
Assume that we plan to use a 0.05 significance level to test the claim that the different size categories have the same mean chest deceleration in the standard crash test.

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Chest Deceleration Measurements (g) from a Standard Crash Test Small Midsize Large 37 39 53 45 54 42 38 39 42 43 49 32 37 SPSS Sum of Squares Sig. Between Groups Within Groups Total 200.857 549.714 750.571 Mean Square 100.429 30.540 061 20