Statistics IIModel question
A manufacture claim that their widget is more reliable than their main competitors. In order to verify this a sample of 65 widget from manufacturer's range was taken. This mean rate found to be 992…
5A manufacture claim that their widget is more reliable than their main competitors. In order to verify this a sample of 65 widget from manufacturer's range was taken. This mean rate found to be 992 per 1000 with sd 15 per 1000. previous studies have shown that the mean pass rate of all weight on the market is 979 per 1000. Test the manufacturer's claim at 5% level of significance.
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