Suppose that an automobile manufacturer designed a radically new lightweight engine and wants to recommend the grade of gasoline to use. The four grades are: below regular, regular, premium, and super premium. The test car made three trial runs on the test track using each of the four grades. Assuming any grade can be used at the 0.05 level, what is the critical value of F using0.05 level of significance? 
Definitions:
Information Sharing
The exchange of data or knowledge between individuals, organizations, systems, or platforms to achieve a mutual objective or to enhance decision-making processes.
FERPA
The Family Educational Rights and Privacy Act, a federal law that protects the privacy of student education records.
School Records
Official documents, reports, and files pertaining to the administration, students, faculty, and activities of an educational institution.
Educational Records
Official documents and data pertaining to a student's educational history and achievements, kept by educational institutions.
Q21: The following table shows the number of
Q22: i. Autocorrelation often happens when data has
Q33: Twenty-one executives in a large corporation were
Q66: i. If probability sampling is done, each
Q73: When comparing the 95% confidence and prediction
Q100: Dr. Patton is a professor of English.
Q114: The dean of a business school claims
Q127: The proportion of junior executives leaving large
Q127: The average cost of tuition, room
Q143: Data is collected from 20 sales people