Note that the sample proportion of defective products is 0.195. Regardless of wh

Question

Note that the sample proportion of defective products is 0.195. Regardless of whether the results are statistically significant or not, comment on the practical implication of the results.

Ho: P=20

Ha : P not 20

A sample proportion of 0.195 (19.5% defective products) tells us that practically, the repair was ineffective in reducing the proportion of defective products. It is hard to imagine a situation where a company would consider a reduction of 0.5% a practically important reduction in the proportion of defective products.

A sample proportion of 0.195 (19.5% defective products) tells us that practically, the repair was effective in reducing the proportion of defective products because .05% = 0.005, and that is a very low p-value.

A sample proportion of 0.195 (19.5% defective products) tells us that practically, the repair was effective in reducing the proportion of defective products. It is easy to imagine a situation where a company would consider a reduction of 0.5% a practically important reduction in the proportion of defective products.

Explanation / Answer

A sample proportion of 0.195 tells us that practically the repair was effective in reducing proportion of defective products because 0.05 % has very low p value

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