(Answered) A recipe for a new wallnbspcovering product is in the

Statistics

A recipe for a new wall covering product is in the development stage. It is important that the average elasticity of this product is exactly 12%. A random sample of 49 pilot batches of the new recipe is found to have an average acidity content of 12.28%. It is also known that wall coverings produced in this manufacturing plant in general have a population standard deviation of 0.70%.

The correct hypothesis to test the elasticity level is:

The test statistic for the hypothesis test is

At the .01 level of significance your decision is to ___________ H₀. (Accept/Reject)

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