can u help me with these 3 questions

1) A popular blog reports that 60% of college students log in to Facebook on a daily basis. The Dean of Students at a certain university thinks that the proportion may be different at her university. She polls a simple random sample of 200 students, and 134 of them report that they log in to Facebook daily. Test at a = 0.01. Show all seven steps to receive full credit. 2) A manufacturer of automobiles finds that 15% of the cars are unfit for delivery when they come off the assembly line. A worker proposes a new assembly technique which he claims will reduce the percentage of unfit cars. His technique is tried on 80 randomly chosen cars. It turns out that 3 are defective. Test at a = 0.05. Show all seven steps to receive full credit. 3) In December 2001, 38% of adults with children under the age of 18 reported that their family ate dinner together 7 nights a week. In a recent poll, 403 of 1122 adults with children under the age of 18 reported that their family ate dinner together 7 nights a week. Has the proportion of families with children under the age of 18 who eat dinner together 7 nights a week decreased? Use a = 0.1 significance level and the Minitab printout below. Show all steps. Test and Cl for One Proportion: Eating Together Method p: Eating Together proportion Descriptive Statistics 95%% Upper Bound N Event Sample P for p 1122 403 0.359180 0.382739 Test Null hypothesis HEp = 038 Alternative Hop . 038 hypothesis Z-Value P-Value -1.44 0.075