Textbooks are expensive But do students in some Cegep programs spend more on their textbooks than students in other programs A sample of 491 students were asked how much they spent on textbooks for one semester The observed results of the study are found below Cost of Textbooks Science Nursing Communications Total less than 500 dollars 53 46 41 140 500 to 750 dollars 67 41 60 168 more than 750 dollars 59 55 69 183 Total 179 142 170 491 With this information construct a table of expected values Cost of Textbooks Science Nursing Communications less than 500 dollars 500 to 750 dollars more than 750 dollars Is there an association between program and cost of textbooks using a 0 01 x The critical value is x The final conclusion is A We can reject the null hypothesis that there is no association between program and cost of textbooks B There is not sufficient evidence to reject the null hypothesis that there is no association between program and cost of textbooks