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Proportion of crankshaft bearings

In a random sample of 85 automobile engine crankshaft bearings, 10 have a surface finish roughness that exceeds the specifications. Does this data present strong evidence that the proportion of crankshaft bearings exhibiting excess surface roughness exceeds 0.10? State and test the appropriate hypotheses using a = 0.05.

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Finance Basics: Proportion of crankshaft bearings

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Solution Preview :

Prepared by a verified Expert

Finance Basics: Proportion of crankshaft bearings

Reference No:- TGS0681865

Have a Question? (oR Write a Review)

Recent Questions Asked Finance Basics

Q : What is the probability of detecting individual failure

Q : Determining the urban community

Q : Find probability that number of couples paid for honeymoon

Q : Calculating different probabilities

Q : Proportion of crankshaft bearings

Q : Proportion of wives married five years

Q : Find the critical z value used to test a null hypothesis

Q : What are the optimal values

Q : Average amount of wastewater

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Solution Preview :

Prepared by a verified Expert

Finance Basics: Proportion of crankshaft bearings

Reference No:- TGS0681865

Recent Questions Asked Finance Basics

Q : What is the probability of detecting individual failure

Q : Determining the urban community

Q : Find probability that number of couples paid for honeymoon

Q : Calculating different probabilities

Q : Proportion of crankshaft bearings

Q : Proportion of wives married five years

Q : Find the critical z value used to test a null hypothesis

Q : What are the optimal values

Q : Average amount of wastewater

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