University personnel are concerned about the sleeping habits of students and the negative impact on academic performance. In a random sample of 377 U.S. college students, 209 students reported...

University personnel are concerned about the sleeping habits of students and the negative impact on academic performance.  In a random sample of 377 U.S. college students, 209 students reported experiencing excessive daytime sleepiness (EDS).  Is there sufficient evidence to conclude that more than half of U.S. college students experience EDS?  Use a 5% level of significance

a)Write down the significance level.

b)List and check the conditions for the test procedure you named above

c)Obtain the value of the sample proportion.  Round to 4 decimal places.