one kind of scale for weighing trucks can measure their weight as they drive across a plate . However it is not known whether this method is equivalent to the traditional method of static weighing. Find a 95% confidence interval of the weigh difference. ( the rest of the questions as well as asnwer choices are on the image) . thank you :)

one kind of scale for weighing trucks can measure their weight as they drive across a plate However it is not known whether this method is equivalent to the tra class=