English, asked by nitinlokhande75, 9 hours ago

इन हिंदी व्हाट वी टेल ब्रेसी

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Answered by ItzAditya14

Answer:

It is claimed that a random sample of 100 tyres with a mean life of 15269 kms is drawn from a population of tyres which has mean life of 15200 kms and standard deviation of 1248 kms. Test the validity of the claim at (1) 5% and (II) 1% level of significance.

Answered by vsaikrishna618

Answer:

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