B. Fail to reject Ho if Ho is false 3. It is claimed that a random sample of 49 tires has a mean life of 15200 km. This sample was drawn from a population whose mean is 15150 km and standard deviation of 1200 km. Test the claim at the 0.05 level of significance. A. -0.29 B. 0.39 C. 0.29 D. -0.39

B. Fail to reject Ho if Ho is false 3. It is claimed that a random sample of 49 tires has a mean life of 15200 km. This sample was drawn from a population whose mean is 15150 km and standard deviation of 1200 km. Test the claim at the 0.05 level of significance. A. -0.29 B. 0.39 C. 0.29 D. -0.39

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Question

B. Fail to reject Ho if Ho is false
D.
3. It is claimed that a random sample of 49 tires has a mean life of 15200 km. This sample was drawn
from a population whose mean is 15150 km and standard deviation of 1200 km. Test the claim at
the 0.05 level of significance.
A. -0.29
В. 0.39
C. 0.29
D. -0.39
4. If x 31, X = 28, s= 2.13, ni= 6, n2= 7 then t=_
А. 3.71
В. 3.68
С. 3.70
D. 3.69

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