Mathematics, 31.03.2020 04:43 kaylanweston
A study compared five different methods for teaching descriptive statistics. The five methods were traditional lecture and discussion, programmed textbook instruction, programmed text with lectures computer instruction, and computer instruction with lectures. 45 students were randomly assigned, 9 to each method. After completing the course, students took a 1-hour exam. We are interested in finding out if the average test scores are different for the different teaching methods.
The p-value of the test is 0.0168. What is the conclusion of the test?
A. At most two group means are significantly different from each other.
B. All five group means are significantly different from each other. C. All five group means are equal to each other.
D. Only two group means are significantly different from each other.
E. At least two group means are significantly different from each other.
Answers: 3
Mathematics, 21.06.2019 13:30, 4tazaouiamine1r
Apublic library wants to place 4 magazines and 9 books on each display shelf. the expressions 4s +9s represents the total number of items that will be displayed on s shelves. simplify this expression
Answers: 3
Mathematics, 21.06.2019 15:20, 1xXJOKERXx3
Given: f(x) = 2x + 5 and g(x) = x2 and h(x) = -2x h(g(f( = x2+ vx+ x + y
Answers: 3
Mathematics, 21.06.2019 20:30, talexander131
The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers
Answers: 3
A study compared five different methods for teaching descriptive statistics. The five methods were t...
Arts, 07.12.2020 20:40
Mathematics, 07.12.2020 20:40
History, 07.12.2020 20:40