completion Status: QUESTION 22 5 points Save Answe A randomly selected sample of 400 students at a university with 15-week semesters was asked whether or not they think the semester should be shortened to 14 weeks (with longer classes). Forty-six percent (46%) of the 400 students surveyed answered "yes." Which one of the following statements about the number 46% is correct? O a. It is a margin of error. O b. It is a standard error. O c. It is a sample statistic. 'O d. It is a population parameter. QUESTION 23 5 points Save Answer Identify the population. An employee at an ice cream shop asks 20 customers to name their favorite ice cream flavor. The 20 customers the employee asked. The favorite type of ice cream. The employee. People who eat ice cream