What is the population parameter a. The mean homework time for all students at the universityB. The mean homework time for the 300 studentsC. The proportion of all the students that spend different than 3 hours on homeworkThe sample statistics is a. The mean homework time for all students at the university b. The mean homework time for 300 students c. The proportion of all students that spend different than 3 hours on homeworkRandomness yes or no? Normality a. Yes because the population was stated to be normal b . Yes because the histogram appears to be approximately normal c. No because the sample is too small to be assumed to be normal

y library > MAT 240: Applied Statistics home > 2: Hypothesis test for a population mean zyBooks catalog ? Help/FAQ A university claims that students can expect to spend a mean of 3 hours per week on homework for every credit hour of class. The administration believes that this number is no longer correct at a significance level of 0.05, and surveys a random sample of 300 students. The results of the sample are given below. Homework time Mean 3.158191551 Homework Time 70 Variance 1.248743026 60 Observations 300 50 Hypothesized Mean 3 df 40 299 t Stat 30 2.451926089 P(T