A company claims that a new commission policy has resulted

Reference no: EM13638617

A company claims that a new commission policy has resulted in average weekly earning of £380. A random sample of thirty workers is selected and finds that their average weekly earning is £375 and a standard deviation of £30. If the company claim that the average earning is £380, test the company claim at 5% significance level.

Reject or accept H0?

Reference no: EM13638617

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