Submit Answer

If you know the answer of below question, then submit your answers. You will receive 10 points on each answer. You can submit pdf and images files also.

If you don't know how to publish answer then click here.

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 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.

Your assets must be related to csit study material.


Can submit multiple images of maximum size of 2MB each.

PDF File

Can submit multiple pdf files of maximum size of 10MB each.


You will receive an email with your answer link after confirmation.