The Pennsylvania Turnpike Commission requires that all over sized vehicles get a permit to travel on the roadway. A vehicle is considered over sized if it is over 10 feet in width however the maximum width of a vehicle that the commission will allow on the roadway is 11.5 feet.

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

Which equation matches the graph shown ?

The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.