3. Let m1 denote true average tread life for a premium brand of P205/65R15 radial tire and...
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3. Let m1 denote true average tread life for a premium brand of P205/65R15 radial tire and let m2 denote the true average tread life for an economy brand of the same size. Test H0: m1 m2 5000 versus Ha:
m1 m2 5000 at level .01 using the following data: m 45, , s1 2200, n 45,
, and s2 1500.
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Related Book For
Modern Mathematical Statistics With Applications
ISBN: 9780534404734
1st Edition
Authors: Jay L Devore
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