I need a step by step answer

9:25 Back Chpt 17 Q&A 815 .xIs Grade: Quiz Chapter 17 1 point each 1. Conduct a x2 test for the following hypotheses at a 90% level of confidence: Ho: fo fits fe (observed frequencies are consistent with those expected) H1: fo does not fit fe (observed frequncies are inconsistent with those expected) Doneness fo fe Rare 20 28 72 = Medium 40 35 Well 60 57 72a = Ho: is... cepted/rejected Does fo fit fe? 3. At Phil & Jims steak Shop in Parkside [best cheese steak on the planet] they sell about 750 cheese steak sandwiches per day. They expect that the mix of sandwiches will be 360 with fried onions only, 165 pizza steask, 120 mushroom steaks & 105 with no cheese. Last Wednesday they sold 370 with fried onions, 175 pizza steaks, 110 mushroom steaks & 95 with no cheese. At a 95% level of confidence, did their observations fit with their expectations? Ho: fo fits fe (observed frequencies are consistent with those expected) H1: fo doe not fit fe (observed frequencies are not consistent with those expected) 72 = X2.05, 3= Ho is cepted/rejected Conclusion: Assignment Chapter 17 Exercise 16: The use of cellular phones in automobiles has increased dramatically in the last few years. Of concerntotraffic experts, as well as manufacturers of cellular phones, is the effect on accident rates. Is someone who is using a cellular phone more likely to be involved in a traffic accident? What is your conclusion from the following sample information? Use the .05 significance level. Ho: No relationship between phone use and accidents HI: There is a relationship between phone use and accidents If x2 is 4.52 & x2a is 3.841, then Ho will be... ccepted/ rejected Is there a relationship between cell phone use & accidents? Dashboard Calendar To Do Notifications Inbox