Answered You can hire a professional tutor to get the answer.
18 Sixty-four students in an introductory college economics class were asked how many credits they had earned in college, and how certain they were...
15.18 Sixty-four students in an introductory college economics class were asked how many credits they had earned in college, and how certain they were about their choice of major. Research question: At α = .01, is the degree of certainty independent of credits earned?